CONCRETE SEGMENTAL RETAINING WALLS

Save this PDF as:
 WORD  PNG  TXT  JPG

Size: px
Start display at page:

Download "CONCRETE SEGMENTAL RETAINING WALLS"

Transcription

1 CONCRETE SEGMENTAL RETAINING WALLS 1.00 GENERAL 1.01 DESCRIPTION A. The work shall consist of furnishing and installing concrete segmental retaining wall (CSRW) units to the lines, grades and dimensions shown on the detailed drawinsg and as specified herein. B. Work includes furnishing leveling pad, unit fill and backfill material as specified herein and as shown on the construction shop drawings. C. Work includes furnishing approved CSRW facing and cap units as shown on the construction shop drawings. D. Work includes installation of wall drainage system as shown on the construction shop drawings. E. Work includes furnishing soil reinforcement as shown on the construction shop drawings DEFINITIONS A. Concrete Segmental Retaining Wall Facing (CSRW) Units: a preapproved facing unit which meets all physical and performance criteria in this specification, as determined by the ENGINEER prior to award of the contract, machine made from Portland Cement, water and mineral aggregates. B. CSRW Cap Unit: a unit designed specifically to top or finish an approved CSRW Unit. C. Unit Fill: aggregate fill placed in the open areas of CSRW units. D. Foundation Soil: compacted or in-situ soil beneath the entire wall. E. Soil Reinforcement Geogrid: a structural geotextile formed by a regular network of integrally connected tensile elements with apertures of sufficient size to allow interlocking with surrounding soil, rock or earth and function primarily as structural reinforcement, as specified in Division 31 Section GEOGRID SOIL REPLACEMENT. [NOTE TO SPECIFIER: Include Specification , GEOGRID SOIL REPLACEMENT] F. Reinforced Backfill: compacted soil which is reinforced with geogrid, as defined by the reinforced soil volume indicated on the plans. [NOTE TO SPECIFER: Make sure the reinforced soil volume is indicated on the Contract Drawings] G. Retained Soil: compacted or in-situ soil behind the reinforced backfill zone. H. Leveling Pad: a level compacted gravel or unreinforced concrete footing upon which the first course of CSRW units are placed REFERENCE DOCUMENTS A. Geosynthetic Research Institute GG1-87 Standard Test Method for Geogrid Rib Tensile Strength GG2-87 Standard Test Method for Geogrid Junction Strength Concrete Segmental Retaining Wall

2 GG3 (a&b)-91 Tension Creep Testing of (Stiff & Flexible) Geogrids GG4 (a&b)-91 Determination of Long-Term Design Strength of (Stiff & Flexible) Geogrids GG5-91 Geogrid Pullout B. American Society for Testing and Materials Standards ASTM CB-90 Specification for Concrete Aggregates ASTM C Hollow Load-Bearing Masonry Units ASTM C Methods of Sampling and Testing Concrete Masonry Units ASTM C Solid Load Bearing Concrete Masonry Units ASTM C Specification for Portland Cement ASTM C Specification for Blended Hydraulic Cements ASTM D-698 Moisture Density Relationship for Soils, Standard Method ASTM D-1557 Modified Proctor Density ASTM D-422 Gradation Analysis ASTM D-4318 Atterberg Limits ASTM D-4595 Tensile Properties of Geotextiles by the Wide-Width Strip Method ASTM D-4632 Tensile Properties of Geotextiles ASTM D-52 Tensile Creep Testing of Geosynthetics ASTM G Resistivity ASTM G Alkalinity C. NCMA TEK 50 A Specifications for Segmental Retaining Wall Units D. NCMA SRWU-1 Determination of Connection Strength between E. Geosynthetics and Segmental Concrete Units F. NCMA SRWU-2 Determination of Shear Strength between Segmental G. Concrete Units H. NCMA Design Manual for Segmental Retaining Wall 1.04 SUBMITTALS Submittals shall be in accordance with Division 1 Section SUBMITTALS PROCEDURES, and shall include: A. A minimum of the previous two years experience and a minimum of 40,000 square feet of documentable satisfactory experience installing Soil Reinforced Segmental Retaining Walls over eight feet in height. Provide a project list indicating the required experience before beginning construction of CSRW walls. B. Manufacturer s specifications (latest edition) for proposed materials, method of installation, and list of materials proposed for use. C. Samples of CSRW units showing finish and potential color variation shall be provided to the OWNER prior to construction. [NOTE TO SPECIFIER: Require color chart for color selection by OWNER unless color is already designated] D. A notarized manufacturer s certification prior to start of work stating the CSRW system meets the requirements of this specification. E. A certificate of compliance with test report documentation certifying that the reinforced backfill materials comply with Section 2.03 of this specification. Concrete Segmental Retaining Wall

3 F. Detailed CSRW shop drawings, sealed by a Professional Engineer licensed in the state where the wall is to be constructed, including: 1. Proprietary product literature indicating specifically which CSRW units are proposed for use on the project, including color, face style, and texture. 2. Proprietary product specifications indicating compressive strength, unit weight, aggregate mix, and percent absorption for the units proposed. 3. Proprietary product literature for soil reinforcements proposed for use in the CSRW system indicating exactly which reinforcements are to be used, wide width tensile strength, and results of 10,000 hour testing. This information should also include manufacturer recommended reduction factors for creep, biological/chemical damage, installation damage, factor of safety for uncertainties, and any other reductions identified by the manufacturer to be used for design with the proposed reinforcement. 4. Results of connection strength testing performed by a certified testing laboratory for the specific CSRW unit and specific soil reinforcements proposed according to NCMA test method SRWU Results of shear strength testing between CSRW units performed by a certified testing laboratory according to NCMA test method SRWU Wall profiles, reinforcement elevations, reinforcement lengths, reinforcement types, top of wall, bottom of wall, proposed grades at top of wall, and stations showing beginning of and ending of wall as well as the beginning and ending of turns and radii. 7. Design parameters for the retaining wall, including the design criteria specified herein, required bearing capacity of wall subgrade, and construction details. 8. Hand calculations and/or computer output accompanied by hand calculations addressing required design parameters according to NCMA recommendations. 9. A certificate of Errors and Omissions Insurance with a minimum value of $500,000 per occurrence for the Licensed Professional Engineer sealing the shop drawings DELIVERY, STORAGE AND HANDLING A. Check the materials upon delivery to assure the specified type, grade, color and texture of CSRW units have been received. B. Prevent excessive mud, wet concrete, epoxies, and like materials which may affix themselves, from coming in contact with the materials. C. Protect the materials from damage. Damaged material shall not be incorporated into the retaining wall structure SPECIAL PROVISIONS A. Unless otherwise shown on the plans, wall batter shall be a maximum of 4 degrees. Blocks shall be placed horizontally, and positive means of obtaining batter shall be provided. B. The Contractor s Professional Engineer responsible for design of the CSRW wall shall interpret subsurface conditions within the CSRW foundation area, and shall provide recommendations for any subsoil improvements required. Foundation area of concrete segmental retaining walls shall be taken to extend from a minimum of 6 inches from the front face of the block to the horizontal extent of the geogrid reinforcement. C. Include the cost of all means of subsoil improvement as recommended by the Contractor s Professional Engineer in the unit price bid per SF of facing area. Concrete Segmental Retaining Wall

4 D. Prior to undertaking any grading or excavation of the site, survey to confirm the location of the retaining walls, as well as any underground features, including utility locations within the area of construction. E. Coordinate installation of underground utilities with wall installation. F. Minimum geogrid length shall be five feet or 70 percent of the wall height, whichever is greater. G. The Design Criteria for the CSRW system shall be: 2.00 MATERIALS 1. Internal Stability of Walls: Minimum Factor of Safety on Tensile Overstress 1.0 Minimum Factor of Safety on Geogrid Pullout 1.5 (peak load criterion) Minimum Factor of Safety on Geogrid Pullout 1.0 (serviceability criterion) Minimum Factor of Safety on Facing Shear 1.5 (peak load criterion) Minimum Factor of Safety on Facing Shear 1.0 (serviceability criterion) Minimum Factor of Safety for Connections 1.5 (peak load criterion) Minimum Factor of Safety for Connections 1.0 (serviceability criterion) Minimum Factor of Safety for Uncertainties External Stability of Walls: Minimum Factor of Safety Against Base Sliding 1.5 (static condition) Minimum Factor of Safety Against Overturning 2.0 Minimum Factor of Safety for Global Stability 1.5 Minimum Factor of Safety for Bearing Capacity Design shall address hydrostatic loading, seismic loading, rapid drawdown, surcharge, velocity effects, and back slopes where appropriate SEGMENTAL RETAINING WALL UNITS A. CSRW units shall meet all physical and performance criteria set forth in this specification and the construction shop drawings. CSRW units made by the following manufacturers have been determined to meet the requirements of this specification. 1. [20-inch depth // 11-inch depth] Anchor Vertica Pro, as manufactured by Pavestone Anchor Wall Systems. 2. [Standard Unit // Compact Unit], as manufactured by Keystone Retaining Wall Systems. B. CSRW units shall meet the following structural requirements: 1. Concrete used to form all CSRW units including cap units shall have a minimum net 28- day compressive strength of 3,000 psi. The CSRW units shall have adequate freeze/thaw protection, as indicated by a maximum absorption rate of 8 percent. 2. Cementitious materials used in the manufacture of the units shall be Type I, Type II or Type III Portland cement in accordance with ASTM C Other constituents: Air entraining agents, coloring pigments, integral water repellents, finely ground silica and other constituents previously established as suitable for use in Concrete Segmental Retaining Wall

5 segmental retaining wall units, conforming to applicable ASTM Standards or shown by test or experience to be not detrimental to the durability of the segmental concrete facing units or to any material used in masonry construction. 4. Exterior dimensions of units may vary in accordance with ASTM C 90. CSRW concrete facing unit dimensions shall not differ more than " 1/8 inch from the manufacturer s molded dimension, nor more than 1/16 inch in height from front to back of unit. 5. CSRW units shall provide a minimum weight equivalent to 125 pcf. Unit fill placed within the dimensions of the units may be considered as 80 percent of the effective unit weight. 6. Only CSRW Systems with positive interlocking fascia connections such as pins, locators, lips, keyways, or clips are acceptable. 7. If fiberglass connecting pins are required, the pins shall be 2 diameter thermoset isopthalic polyester resin-protruded fiberglass reinforcement rods, with a minimum flexural strength of 128,000 psi and a short beam shear of 6,400 psi. C. FINISH AND APPEARANCE All CSRW units shall be sound and free of cracks or other defects that would interfere with the proper placing of the unit or significantly impair the strength or permanence of the construction. D. SAMPLING AND TESTING Compressive strength test specimens shall conform to the saw-cut coupon provisions of Section of ASTM C 140 with the following exception: 1. Coupon shall have a minimum thickness of 1-1/2 inches BASE LEVELING PAD MATERIAL AND UNIT FILL FOR BLOCK A. Base Leveling Pad Material: For channel walls, the base leveling pad material shall be either an extension of the 6 concrete channel lining, or lean, unreinforced Class E concrete 6 thick. For overbank walls, the base leveling pad shall be lean, unreinforced Class E concrete 2 thick or compacted granular fill as specified in Division 31 Section COMPACTED FILL. The base leveling pad shall be constructed to the elevations shown in the approved construction shop drawings. [NOTE TO SPECIFIER: Include Specifications , COMPACTED FILL, , SOILS FOR EARTHWORK, and , AGGREGATES FOR EARTHWORK] B. Unit Fill: Fill for units shall consist of granular fill as specified in Division 31 Section COMPACTED FILL. C. Drainage Backfill: For all CSRW wall sections, place a minimum of 12 of granular fill behind the CSRW units, as shown in the Contract Drawings and construction shop drawings REINFORCED WALL BACKFILL A. Soils with more than 35% passing the No. 200 sieve, soils with Plastic Index greater than 10, soils with Angle of Internal Friction less than 30 degrees as indicated by Consolidated Drained Triaxial Testing and soils not free of organic material shall not be permitted for use in the reinforced zone. B. Wall backfill material reinforced with geogrid shall have a ph in the range of 3 to 10 as determined in accordance with ASTM G51. C. Do not run mechanical vibrating plate compactors on top of the CSRW units. Compaction of fill between CSRW units and the three foot zone behind the CSRW units shall be accomplished by running hand-operated compaction equipment just behind units. Compact fill to minimum 95% Standard Proctor Density (ASTM D 698). Concrete Segmental Retaining Wall

6 D. The reinforced backfill shall be placed in maximum 8-inch-thick compacted lifts, and shall be compacted to a minimum of 95% Standard Proctor Density (ASTM D 698). E. Furnish to the ENGINEER a Certificate of Compliance certifying that the reinforced backfill materials comply with this section of the specifications RETAINED BACKFILL OR COMMON BACKFILL A. Soil placed behind the reinforced backfill shall be general earth backfill, as described in Division 31 Section COMPACTED FILL. B. Retained backfill shall be compacted as recommended in Division 31 Section COMPACTED FILL EXECUTION 3.01 EXCAVATION A. Excavate to the lines and grades shown on the Drawings. Take precautions to minimize over-excavation. Over-excavation shall be filled with approved compacted material at the CONTRACTOR s expense. Do not to disturb embankment materials beyond the lines shown on the Drawings. B. Excavation of unsuitable soils and replacement with approved compacted material shall be performed in accordance with Section 31, COMPACTED FILL. Contractor s Professional Engineer responsible for design of the CSRW wall shall inspect the excavation and furnish a report approving the subgrade prior to placement of leveling pad material. C. Over-excavated areas in front of wall face shall be filled with approved compacted material at the CONTRACTOR s expense before the wall is built to over four feet in height. D. Verify location of existing structures and utilities prior to excavation. Ensure all surrounding structures are protected from the effects of wall excavation. E. Coordinate installation of new utilities and improvements to existing utilities with wall installation. F. In areas where soft, disturbed or otherwise unsuitable soils are encountered within the zone of influence of the wall loading in the excavations, such unsuitable soils shall be overexcavated to the depths and extent indicated in the contract documents and replaced with suitable material as described in Section 31, COMPACTED FILL LEVELING PAD CONSTRUCTION A. Leveling pad shall be placed as shown on the construction shop drawings. The leveling pad should extend laterally a minimum distance of 6 inches from the toe and heel of the lower most CSRW unit. B. Foundation soil for the leveling pad shall be proof rolled and the top 12 inches compacted to minimum 95% Standard Proctor Density (ASTM D 698) and tested prior to placement of leveling pad materials. C. For overbank walls, compacted granular fill is allowable. The granular leveling pad material shall be compacted to provide a level hard surface on which to place the first course of CSRW units. Well-graded sand can be used to smooth the top 2 to 3 inch of the leveling Concrete Segmental Retaining Wall

7 pad. Alternatively, use a bed of mortar on top of the leveling pad to level the first course of CSRW units. Compaction will be with mechanical plate compactors to minimum 95% of Standard Proctor Density (ASTM D 698) CSRW UNIT INSTALLATION A. First course of CSRW units shall be placed on the leveling pad. The CSRW units shall be leveled side-to-side, front-to-rear and aligned with adjacent units. The first course is the most important to ensure accurate and acceptable results. Ensure CSRW units are in full contact with the leveling pad. B. Place the front of the CSRW units side-by-side, and shall not leave gaps between the front of adjacent units. Alignment may be done by means of a string line or offset from base line to the back of the units. Layout of curves and corners shall be in accordance with CSRW manufacturer s installation guidelines. C. Install fascia block connections per CSRW manufacturer s recommendations, and place fiberglass connecting pins (if required). Fill all voids of CSRW units with unit fill and tamp fill. D. Place and compact drainage fill between and behind units, and place and compact infill soil behind drainage fill. E. Sweep all excess debris from top of units and install next course. Ensure that each course is completely unit filled, backfilled, and compacted prior to proceeding to the next course. F. Repeat procedure to the extent of wall height, checking alignment every 3 courses to ensure level rows of CSRW units. Stacking of CSRW units without placing core fill in the previous course of units will not be permitted. G. As appropriate where the top of the wall changes elevation, units can be stepped with grade or turned into the embankment with a convex return end. Provide appropriate buried units on compacted leveling pad in the area of the convex return end CAP INSTALLATION A. Place CSRW Cap units per manufacturer s recommendations. Backfill and compact to finished grade. B. Permanent mechanical connection of Cap units to CSRW units shall be provided by construction epoxy. Apply adhesive to bottom surface of Cap unit and install on CSRW units below. Adhesive shall be as recommended by the CSRW manufacturer. END OF SECTION Concrete Segmental Retaining Wall

SPECIFICATIONS FOR PRECAST MODULAR BLOCK RETAINING WALL SYSTEM (revised 5/8/7)

SPECIFICATIONS FOR PRECAST MODULAR BLOCK RETAINING WALL SYSTEM (revised 5/8/7) Page 1 of 7 STONE STRONG SYSTEMS SPECIFICATIONS FOR PRECAST MODULAR BLOCK RETAINING WALL SYSTEM (revised 5/8/7) PART 1: GENERAL 1.01 Description A. Work includes furnishing and installing precast modular

More information

MODULAR CONCRETE RETAINING WALL

MODULAR CONCRETE RETAINING WALL MODULAR CONCRETE RETAINING WALL PART 1: GENERAL 1.01 Description A. Work shall consist of furnishing and construction of a KEYSTONE Retaining Wall System or equal in accordance with these specifications

More information

CONCRETE SEGMENTAL RETAINING WALL SYSTEM

CONCRETE SEGMENTAL RETAINING WALL SYSTEM CONCRETE SEGMENTAL RETAINING WALL SYSTEM PART 1: GENERAL SPECIFICATIONS 1.01 Work Included A. Work shall consist of furnishing and constructing a Rockwood Classic 8, Classic 6 and Legend unit segmental

More information

SECTION SPECIFICATION FOR STONEBRIDGE RETAINING WALL SYSTEM

SECTION SPECIFICATION FOR STONEBRIDGE RETAINING WALL SYSTEM SECTION 32 32 23 SPECIFICATION FOR STONEBRIDGE RETAINING WALL SYSTEM PART 1: GENERAL 1.01 Scope Work includes furnishing all materials, labor, equipment, and supervision to install a Stonebridge segmental

More information

ICC-ES Evaluation Report Issued July 1, 2011 This report is subject to renewal in one year.

ICC-ES Evaluation Report Issued July 1, 2011 This report is subject to renewal in one year. ICC-ES Evaluation Report ESR-1959 Issued July 1, 2011 This report is subject to renewal in one year. www.icc-es.org (800) 423-6587 (562) 699-0543 A Subsidiary of the International Code Council DIVISION:

More information

Section ( ) SPECIFICATION FOR SEGMENTAL CONCRETE UNIT RETAINING WALL

Section ( ) SPECIFICATION FOR SEGMENTAL CONCRETE UNIT RETAINING WALL Section 02834 (32 32 23) SPECIFICATION FOR SEGMENTAL CONCRETE UNIT RETAINING WALL PART 1: GENERAL 1.01 Description A. Work shall consist of furnishing and construction of a County Materials Retaining Wall

More information

Wall Modular Block Mechanically Stabilized Earth, Item S.

Wall Modular Block Mechanically Stabilized Earth, Item S. Wall Modular Block Mechanically Stabilized Earth, Item 532.0300.S. A Description (1) This special provision describes designing, furnishing materials and erecting a permanent earth retention system in

More information

02632 Segmental Concrete Retaining Wall System Page - 1

02632 Segmental Concrete Retaining Wall System Page - 1 02632 Segmental Concrete Retaining Wall System Page - 1 (Last Revised 8/23/13) 02632 SEGMENTAL CONCRETE RETAINING WALL SYSTEM SELECTED LINKS TO SECTIONS WITHIN THIS SPECIFICATION Part 1 General Clean Up

More information

Section (02830) MODULAR CONCRETE RETAINING WALL

Section (02830) MODULAR CONCRETE RETAINING WALL Section 323223 (02830) MODULAR CONCRETE RETAINING WALL PART 1: GENERAL 1.01 Description A. Work shall consist of furnishing and constructing a VERDURA Retaining Wall System (or approved equal) in accordance

More information

LANDSCAPE RETAINING WALLS

LANDSCAPE RETAINING WALLS SUDAS Standard Specifications Division 9 - Site Work and Landscaping Section 9070 - Landscape Retaining Walls LANDSCAPE RETAINING WALLS PART - GENERAL.0 SECTION INCLUDES A. Modular Block Retaining Walls

More information

SEGMENTAL BLOCK RETAINING WALLS. Comply with Division 1 - General Provisions and Covenants, as well as the following:

SEGMENTAL BLOCK RETAINING WALLS. Comply with Division 1 - General Provisions and Covenants, as well as the following: SEGMENTAL BLOCK RETAINING WALLS PART 1 - GENERAL 1.01 SECTION INCLUDES Segmental Block Retaining Walls 1.02 DESCRIPTION OF WORK Constructing segmental block retaining walls. 1.03 SUBMITTALS Comply with

More information

TensarTech TW3 Wall System Earth Retaining Structures

TensarTech TW3 Wall System Earth Retaining Structures Tensar model specification MS/TW3 Issue date 28 February 2014 TensarTech TW3 Wall System Earth Retaining Structures This document is intended to form a basis for Tender documents where the following Reinforced

More information

INSPECTION GUIDE FOR SEGMENTAL RETAINING WALLS TEK 18-11B

INSPECTION GUIDE FOR SEGMENTAL RETAINING WALLS TEK 18-11B An information series from the national authority on concrete masonry technology INSPECTION GUIDE FOR SEGMENTAL RETAINING WALLS TEK 18-11B Quality Assurance and Testing (2012) INTRODUCTION Segmental retaining

More information

SECTION PERMEABLE INTERLOCKING CONCRETE UNIT PAVEMENT

SECTION PERMEABLE INTERLOCKING CONCRETE UNIT PAVEMENT SECTION 32 14 13 19 PERMEABLE INTERLOCKING CONCRETE UNIT PAVEMENT SECTION 32 14 13 19 PERMEABLE INTERLOCKING CONCRETE UNIT PAVEMENT PART 1 - GENERAL 1.1 SUMMARY A. Section Includes: 1. Permeable Articulating

More information

Design Manual: Gravity Wall. Section 1

Design Manual: Gravity Wall. Section 1 Design Manual: Gravity Wall Section 1 A Design Manual: Gravity Wall General Information Company Information Verti-Block is the latest innovative forming system from Verti-Crete, LLC. Recognized worldwide

More information

BIO-AQUIFER STORM SYSTEM

BIO-AQUIFER STORM SYSTEM BIO-AQUIFER STORM SYSTEM Specifications for Construction PART 1 GENERAL 1.01 SECTION INCLUDES A. Providing labor, materials, tools and equipment to furnish and install a permeable concrete paving stone

More information

VERTI-BLOCK - DESIGN MANUAL

VERTI-BLOCK - DESIGN MANUAL Company Information General Information Verti-Block is the latest innovative forming system from Verti-Crete, LLC. Recognized worldwide for outstanding aesthetics and performance, Verti-Crete s proprietary

More information

Redi Rock Specification and Installation Manual

Redi Rock Specification and Installation Manual Redi Rock Specification and Installation Manual 1.0 General Scope This Specification covers the Design, Materials and Installation of Redi Rock modular block Retaining and Freestanding Wall systems as

More information

ENGINEERING DIRECTIVE

ENGINEERING DIRECTIVE Number: E-95-001 Date: 2/2/95 ENGINEERING DIRECTIVE Ross B. Dindio (Signature on Original) CHIEF ENGINEER The purpose of this engineering directive is to formally notify ALL Department engineering personnel

More information

Anchorplex retaining wall construction guide. Building. Anchorplex. Retaining Wall Systems

Anchorplex retaining wall construction guide. Building. Anchorplex. Retaining Wall Systems Anchorplex retaining wall construction guide Building Anchorplex Retaining Wall Systems Table of Contents and ow to Use This Guide table of contents ow to Use This Guide. 2 About the Anchorplex System.

More information

TensarTech TW1 Wall System Earth Retaining Structures

TensarTech TW1 Wall System Earth Retaining Structures Tensar model specification MS/TW1S_1 Issue date 28 February 2014 TensarTech TW1 Wall System Earth Retaining Structures This document is intended to form a basis for Tender documents where the following

More information

GEOSYTHETIC SLOPE SPEC-V0704rev.doc STANDARD SPECIAL PROVISION FOR GEOSYNTHETIC REINFORCED SLOPE CONSTRUCTION

GEOSYTHETIC SLOPE SPEC-V0704rev.doc STANDARD SPECIAL PROVISION FOR GEOSYNTHETIC REINFORCED SLOPE CONSTRUCTION GEOSYTHETIC SLOPE SPEC-V0704rev.doc STANDARD SPECIAL PROVISION FOR GEOSYNTHETIC REINFORCED SLOPE CONSTRUCTION I. DESCRIPTION - This work consists of furnishing the required materials and construction of

More information

SECTION XXXXX AGGREGATE PIERS PART 1 - GENERAL

SECTION XXXXX AGGREGATE PIERS PART 1 - GENERAL SECTION XXXXX AGGREGATE PIERS PART 1 - GENERAL 1.1 RELATED DOCUMENTS: Drawings and general provisions of the Contract, including General and Supplementary Conditions and other Division 00 and Division

More information

SECTION 1100 GRADING 1102 MATERIALS AND DEFINITIONS.

SECTION 1100 GRADING 1102 MATERIALS AND DEFINITIONS. SECTION 1100 GRADING 1101 SCOPE. This section covers the performance of all work required for grading the project in coordination with all previous work performed at the locations shown on the contract

More information

G. Shop drawing of wall with all dimensions, details, and finishes. Drawings must include post foundations.

G. Shop drawing of wall with all dimensions, details, and finishes. Drawings must include post foundations. DURA-CRETE S-SERIES PRECAST CONCRETE WALL SPECIFICATIONS PART 1 GENERAL 1.01 SECTION INCLUDES A. Concrete Screen Wall Description: Work under this item shall consist of furnishing and erecting a wall in

More information

DESIGN CONSIDERATIONS FOR NSWS NATURAL STONE RETAINING AND FREE-STANDING WALL SYSTEMS

DESIGN CONSIDERATIONS FOR NSWS NATURAL STONE RETAINING AND FREE-STANDING WALL SYSTEMS DESIGN CONSIDERATIONS FOR NSWS NATURAL STONE RETAINING AND FREE-STANDING WALL SYSTEMS Natural Stone Wall Solutions, Inc (NSWS ) 2352 Main Street, Suite 103 Concord, MA 01742 (978) 461-1777 Concept and

More information

NOVEMBER 2016 GRANDWALL. retaining walls installation guide

NOVEMBER 2016 GRANDWALL. retaining walls installation guide NOVEMBER 2016 GRANDWALL retaining walls installation guide RETAINING WALL INSTALLATION GUIDE RETAINING WALL information Austral Masonry Grandwall retaining wall blocks are an ideal choice for retaining

More information

Description. This work shall consist of furnishing materials and placement of modular block wall constructed in accordance with

Description. This work shall consist of furnishing materials and placement of modular block wall constructed in accordance with MODULAR CONCRETE BLOCK RETAINING WALL WITH GROUND REINFORCING The Standard Specifications are revised as follows: 732-R-310r 1of 11 Rev. 12-03-03 SECTION 105, AFTER LINE 48, INSERT AS FOLLOWS: When constructing

More information

Construction Procedures

Construction Procedures Construction Procedures 2014 Rev. 1.6 1 Introduction This manual presents the methods and procedures necessary for the proper erection of a LOCK+LOAD retaining wall. problems later during the service life

More information

SPECIFICATION FOR REINFORCED SOIL WALL

SPECIFICATION FOR REINFORCED SOIL WALL SPECIFICATION FOR REINFORCED SOIL WALL 1.0 EXTENT OF WORK The work shall consist of Reinforced Soil walls built in accordance with this specification and in conformity with the lines, levels and details

More information

Trusted ICC ES. Conformity! Evaluation. ICC-ES Evaluation

Trusted ICC ES. Conformity! Evaluation. ICC-ES Evaluation 0 Most Widely Accepted and Trusted ICC ES Evaluation Report ICC ES 000 (800) 423 6587 (562) 699 0543 www.icc es.orgg ESR 2113 Reissued 08/2017 This report is subject to renewal 08/2019. DIVISION: 32 00

More information

DIVISION: EXTERIOR IMPROVEMENTS SECTION: RETAINING WALLS SECTION: SEGMENTAL RETAINING WALLS REPORT HOLDER:

DIVISION: EXTERIOR IMPROVEMENTS SECTION: RETAINING WALLS SECTION: SEGMENTAL RETAINING WALLS REPORT HOLDER: 0 Most Widely Accepted and Trusted ICC ES Evaluation Report ICC ES 000 (800) 423 6587 (562) 699 0543 www.icc es.org ESR 3073 Reissued 07/2017 This report is subject to renewal 07/2018. DIVISION: 32 00

More information

Specification Guidelines: Allan Block Modular Retaining Wall Systems

Specification Guidelines: Allan Block Modular Retaining Wall Systems Specification Guidelines: Allan Block Modular Retaining Wall Systems The following specifications provide Allan Block Corporation's typical requirements and recommendations. At the engineer of record's

More information

Retaining Wall Systems

Retaining Wall Systems Retaining Wall Systems A family of Retaining Wall Products The versatile Allan Block product line allows easy design and construction of retaining walls to meet specific engineering and site requirements.

More information

STANDARD SPECIFICATION FOR CRIBLOCK CONCRETE CRIBWALL

STANDARD SPECIFICATION FOR CRIBLOCK CONCRETE CRIBWALL STANDARD SPECIFICATION FOR CRIBLOCK CONCRETE CRIBWALL 1. SCOPE 2. DESIGN 3. MATERIALS 4. CONSTRUCTION 5. METHOD OF MEASUREMENT AND PAYMENT SCOPE This Specification sets out requirements for the design,

More information

SECTION INTERLOCKING PRECAST CONCRETE UNIT PAVERS

SECTION INTERLOCKING PRECAST CONCRETE UNIT PAVERS SECTION 321413.13 INTERLOCKING PRECAST CONCRETE UNIT PAVERS PART 1 - GENERAL 1.1 SUMMARY A. This Section includes the following: 1. Interlocking concrete paver units. 2. Sand setting bed. 3. Sand joint

More information

PERMEABLE ARTICULATING CONCRETE BLOCK (P-ACB) SPECIFICATION FOR PARKING LOTS, DRIVEWAYS, ALLEYS AND ROADWAYS

PERMEABLE ARTICULATING CONCRETE BLOCK (P-ACB) SPECIFICATION FOR PARKING LOTS, DRIVEWAYS, ALLEYS AND ROADWAYS PERMEABLE ARTICULATING CONCRETE BLOCK (P-ACB) SPECIFICATION FOR PARKING LOTS, DRIVEWAYS, ALLEYS AND ROADWAYS PART 1: GENERAL A. Definitions Contract Documents the Contract Documents establish the rights

More information

SECTION CAST-IN-PLACE CONCRETE

SECTION CAST-IN-PLACE CONCRETE SECTION 03300 CAST-IN-PLACE CONCRETE PART 1 GENERAL 1.01 SECTION INCLUDES A. The Contractor shall furnish all work and materials, including cement, sand and coarse aggregate, water, admixtures, curing

More information

Tasman and Norfolk Retaining Wall

Tasman and Norfolk Retaining Wall Tasman and Norfolk Retaining Wall Evaluation and Installation Guide BAINES We deliver Sydney s Best! Order online: bcsands.com.au Call: (02) 8543 3400 Taren Point & Mascot Tasman and Norfolk are registered

More information

STATE OF OHIO DEPARTMENT OF TRANSPORTATION SUPPLEMENTAL SPECIFICATION 863 REINFORCED SOIL SLOPES. October 19, 2012

STATE OF OHIO DEPARTMENT OF TRANSPORTATION SUPPLEMENTAL SPECIFICATION 863 REINFORCED SOIL SLOPES. October 19, 2012 STATE OF OHIO DEPARTMENT OF TRANSPORTATION 863.01 Description 863.02 Materials 863.03 Construction 863.04 Method of Measurement 863.05 Basis of Payment SUPPLEMENTAL SPECIFICATION 863 REINFORCED SOIL SLOPES

More information

Best Practices for Allan Block Segmental Retaining Wall Design For Residential and Commercial Applications

Best Practices for Allan Block Segmental Retaining Wall Design For Residential and Commercial Applications The intent of this document is to communicate the best practices for design of Segmental Retaining Walls (SRW) as determined by Allan Block Corporation based on 25 plus years of research, design and field

More information

ITEM D-701 PIPE FOR STORM DRAINS AND CULVERTS

ITEM D-701 PIPE FOR STORM DRAINS AND CULVERTS ITEM D-701 PIPE FOR STORM DRAINS AND CULVERTS 701-1 DESCRIPTION 701-1.1 This item shall consist of the construction of pipe culverts, and storm drains, removal of existing storm pipes, connections to existing

More information

CITY OF LETHBRIDGE SECTION Construction Specifications SIDEWALK CONSTRUCTION PAGE 1 of 5

CITY OF LETHBRIDGE SECTION Construction Specifications SIDEWALK CONSTRUCTION PAGE 1 of 5 Construction Specifications SIDEWALK CONSTRUCTION PAGE 1 of 5 1.0 EXCAVATION AND FILL 1.1 GENERAL.1 The excavation or fill shall be made to provide proper grade, lines and crosssection for the laying of

More information

Narrow Modular Pavers (NMP) for Sand-Set Installations

Narrow Modular Pavers (NMP) for Sand-Set Installations The following specification refers to the Stepstone, Inc. product known as: Narrow Modular Pavers (NMP) for Sand-Set Installations Narrow Modular Pavers are part of the California Architectural Paver line

More information

AUGUST 2017 HASTINGS. retaining walls installation guide

AUGUST 2017 HASTINGS. retaining walls installation guide AUGUST 2017 HASTINGS retaining walls installation guide RETAINING WALL INSTALLATION GUIDE RETAINING WALL information Austral Masonry retaining wall blocks are an ideal choice for retaining walls in gardens,

More information

SECTION EXCAVATION AND BACKFILL FOR UTILITIES AND STRUCTURES

SECTION EXCAVATION AND BACKFILL FOR UTILITIES AND STRUCTURES SECTION 02215 EXCAVATION AND BACKFILL FOR UTILITIES AND STRUCTURES PART 1 - GENERAL 1.1 DESCRIPTION: This section includes materials, testing, and installation of earthwork for excavations, fills, and

More information

Tasman Retaining Wall

Tasman Retaining Wall Tasman Retaining Wall EVALUATION AND INSTALLATION GUIDE Landscaping Tasman Retaining Wall Evaluation and Installation Guide This installation guide demonstrates the basics on how to construct: A. Tasman

More information

DESIGNING AND CONSTRUCTION OF T-WALL RETAINING WALL SYSTEM

DESIGNING AND CONSTRUCTION OF T-WALL RETAINING WALL SYSTEM Istanbul Bridge Conference August 11-13, 2014 Istanbul, Turkey DESIGNING AND CONSTRUCTION OF T-WALL RETAINING WALL SYSTEM T. C. NEEL and K.BOZKURT ABSTRACT This work shall consist of the design, manufacture

More information

G R A V I T Y / G E O G R I D

G R A V I T Y / G E O G R I D GRAVITY/GEOGRID MAGNUMSTONE Overview note: bolded terms are defined in our online glossary at www.cornerstonewallsolutions.com The MagnumStone retaining wall system was developed with the installer in

More information

SECTION EXCAVATION AND EMBANKMENT. B. Subbase Grading A samples for gradation analysis.

SECTION EXCAVATION AND EMBANKMENT. B. Subbase Grading A samples for gradation analysis. PART 1 GENERAL 1.1 DESCRIPTION A. The WORK under this Section includes providing all labor, materials, tools and equipment necessary for excavation and embankment construction to the lines, grades and

More information

ITEM 6 CONCRETE CURBS, GUTTERS, AND SIDEWALKS

ITEM 6 CONCRETE CURBS, GUTTERS, AND SIDEWALKS ITEM 6 CONCRETE CURBS, GUTTERS, AND SIDEWALKS 6.1 DESCRIPTION This work shall consist of constructing curbs, gutters, sidewalks, ramps, local depressions and driveways of the form and dimensions shown

More information

R-TANK SPECIFICATIONS

R-TANK SPECIFICATIONS TECHNICAL STORMWATER MANAGEMENT R-TANK SPECIFICATIONS PART 1 GENERAL 1.01 Related Documents A. Drawings, technical specification and general provisions of the Contract as modified herein apply to this

More information

Steps And Stairs Installation Steps In Wall - Option 1 Steps In Front of Walls - Option 2 Steps In Wall; 10 (25cm) Tread - Option 3 Step Parallel to

Steps And Stairs Installation Steps In Wall - Option 1 Steps In Front of Walls - Option 2 Steps In Wall; 10 (25cm) Tread - Option 3 Step Parallel to Steps And Stairs Installation Steps In Wall - Option 1 Steps In Front of Walls - Option 2 Steps In Wall; 10 (25cm) Tread - Option 3 Step Parallel to Wall - Option 4 Steps and Stairs Q & A E CONSTRUCTION

More information

Design and Installation Guidelines for Retaining Walls. 1 P age. Geo Products, LLC 8615 Golden Spike Lane Houston, TX Phone:

Design and Installation Guidelines for Retaining Walls. 1 P age. Geo Products, LLC 8615 Golden Spike Lane Houston, TX Phone: Design and Installation Guidelines for Retaining Walls 1 P age Geo Products, LLC 8615 Golden Spike Lane Houston, TX 77086 Phone: 281.820.5493 2011 Geo Products, Fax: 281.820.5499 LLC www.geoproducts.org

More information

SECTION RIPRAP, BOULDERS, AND BEDDING

SECTION RIPRAP, BOULDERS, AND BEDDING SECTION 31 37 00 RIPRAP, BOULDERS, AND BEDDING PART 1 GENERAL 1.01 SECTION INCLUDES A. The WORK includes excavation, grading, and installation of riprap, boulders, soil riprap, void-filled riprap, and

More information

Uwall UNIVERSAL CONSTRUCTION MANUAL

Uwall UNIVERSAL CONSTRUCTION MANUAL Uwall UNIVERSAL Retaining Wall System CONSTRUCTION MANUAL TM President s Letter CSI is a leader in its industry supplying precast infrastructure products throughout New England and beyond since 1972, developing

More information

A. General: Refer to and comply with Division 1 Section Submittal Procedures, for procedures and other submittal criteria.

A. General: Refer to and comply with Division 1 Section Submittal Procedures, for procedures and other submittal criteria. SECTION 02790 POURED RUBBER PART 1 - GENERAL 1.1 RELATED DOCUMENTS A. Drawings and general provisions of the Contract, including General and Supplementary Conditions and Division 1 Specification Sections,

More information

B. Subsurface data is available from the Owner. Contractor is urged to carefully analyze the site conditions.

B. Subsurface data is available from the Owner. Contractor is urged to carefully analyze the site conditions. SECTION 31 23 33 - TRENCHING, BACKFILLING AND COMPACTION PART 1 - GENERAL 1.1 SCOPE A. This Section specifies the requirements for excavating and backfilling for storm sewer, sanitary sewer, water distribution

More information

SECTION 19 - TRENCH EXCAVATION, BEDDING AND BACKFILL TABLE OF CONTENTS

SECTION 19 - TRENCH EXCAVATION, BEDDING AND BACKFILL TABLE OF CONTENTS SECTION 19 - TRENCH EXCAVATION, BEDDING AND BACKFILL TABLE OF CONTENTS Section Page 19-1 TRENCH EXCAVATION... 19.1 19-1.01 Exploratory Excavation... 19.1 19-1.02 Trench Width... 19.1 19-1.02.A Storm Drain

More information

MODEL SPECIFICATIONS: Hydraulically Driven Steel Underpinning Pile Specifications

MODEL SPECIFICATIONS: Hydraulically Driven Steel Underpinning Pile Specifications MODEL SPECIFICATIONS: Hydraulically Driven Steel Underpinning Pile Specifications Mar/2008 v1.0 SECTION 02255 HYDRAULICLY DRIVEN STEEL UNDERPINNING PILES PART 1 GENERAL 1.01 SCOPE OF WORK The work shall

More information

LS 2519 CONCRETE PAVER PAVEMENT RECONSTRUCTION

LS 2519 CONCRETE PAVER PAVEMENT RECONSTRUCTION LS 2519 CONCRETE PAVER PAVEMENT RECONSTRUCTION A. Section Includes B. References C. Quality Assurance D. Submittals E. Delivery, Storage and Handling F. Environmental Conditions G. Summary H. Concrete

More information

Welcome. Technical Bulletin #1 Shoreline, Waterway and Retention Pond Protection. Technical Bulletin #2 VERSA-LOK Stairs

Welcome. Technical Bulletin #1 Shoreline, Waterway and Retention Pond Protection. Technical Bulletin #2 VERSA-LOK Stairs Welcome Welcome to the VERSA-LOK Mosaic Retaining Wall System Design and Installation Guidelines. Welcome to the VERSA-LOK Mosaic Retaining Wall System Design and Installation Guidelines. This guide applies

More information

SECTION INTERLOCKING CONCRETE PAVERS

SECTION INTERLOCKING CONCRETE PAVERS SECTION 23 14 13 INTERLOCKING CONCRETE PAVERS (1995 MasterFormat Section 02780) Note: This guide specification for concrete paver applications in the U.S. for concrete pavers and bedding sand over a compacted

More information

Steps And Stairs Installation Option 1 - Steps In Wall Option 2 - Steps With Plant Space Option 3 - Steps In Front of Walls Option 4 - Steps Along

Steps And Stairs Installation Option 1 - Steps In Wall Option 2 - Steps With Plant Space Option 3 - Steps In Front of Walls Option 4 - Steps Along Steps And Stairs Installation Option 1 - Steps In Wall Option 2 - Steps With Plant Space Option 3 - Steps In Front of Walls Option 4 - Steps Along Wall Face Option 5 - Steps In Wall; 10 (25cm) Tread Option

More information

Tasman Retaining Wall System

Tasman Retaining Wall System Tasman Retaining Wall System The Tasman Retaining Wall System incorporates purpose made corners and capping units to provide classical reconstructed stone retaining walls for any landscape situation. From

More information

SPECIFICATIONS FOR BRIDGE CONSTRUCTION SECTION 2 BACKFILL. 2.1 General...2-1

SPECIFICATIONS FOR BRIDGE CONSTRUCTION SECTION 2 BACKFILL. 2.1 General...2-1 SPECIFICATIONS FOR BRIDGE CONSTRUCTION SECTION 2 BACKFILL TABLE OF CONTENTS 2.1 General...2-1 2.2 Materials...2-1 2.2.1 Compacted Non-granular Material...2-1 2.2.2 Gravel Material and Crushed Aggregate

More information

INDEX FOR SPECIFICATIONS FOR JACKING CULVERTS THROUGH EMBANKMENTS SCOPE... 2

INDEX FOR SPECIFICATIONS FOR JACKING CULVERTS THROUGH EMBANKMENTS SCOPE... 2 INDEX FOR SPECIFICATIONS FOR JACKING CULVERTS THROUGH EMBANKMENTS 410. 1 SCOPE... 2 410. 2 DEFINITIONS 2.1 Tunneling and Jacking... 2 2.2 Tunneling... 2 2.3 Jacking... 2 410. 3 MATERIALS 3.1 General...

More information

Tasman. Retaining Wall System. Available From. Choose the original Tasman block. Beware of imitations!

Tasman. Retaining Wall System. Available From. Choose the original Tasman block. Beware of imitations! Available From Tasman Retaining Wall System Choose the original Tasman block. Beware of imitations! Prestige & Quality Near Vertical Walls Do It Yourself No Concrete Footings Flexible 90 Corners, Steps,

More information

Construction Specification for Utility Adjustments

Construction Specification for Utility Adjustments Engineering & Construction Services Division Standard Specifications for Road Works TS 4.50 September 2017 for Utility Adjustments Table of Contents TS 4.50.01 SCOPE... 2 TS 4.50.02 REFERENCES... 2 TS

More information

SECTION 19 - TRENCH EXCAVATION, BEDDING AND BACKFILL TABLE OF CONTENTS

SECTION 19 - TRENCH EXCAVATION, BEDDING AND BACKFILL TABLE OF CONTENTS SECTION 19 - TRENCH EXCAVATION, BEDDING AND BACKFILL TABLE OF CONTENTS Section Page 19-1 TRENCH EXCAVATION...19.1 19-1.01 Exploratory Excavation...19.1 19-1.02 Trench Width...19.1 19-1.02.A Storm Drain

More information

Pulaski County, Virginia

Pulaski County, Virginia Pulaski County, Virginia Typical Retaining Wall Details Based on the 2009 International Residential Code CONTENTS Timber Retaining Wall... 2 General Requirements... 2 Wall Construction... 2 Deadmen...

More information

2011 INSTALLATION MANUAL

2011 INSTALLATION MANUAL Redi-Rock International 2 PRE-CONSTRUCTION CHECKLIST... Before you start construction of a Redi-Rock wall, take the time to complete necessary planning and preparation. This process will help ensure a

More information

PAVING SLABS ON A CONCRETE BASE

PAVING SLABS ON A CONCRETE BASE SECTION 32 14 13.16 PAVING SLABS ON A CONCRETE BASE (1995 MasterFormat Section 02784) Note: This guide specification for the U.S. is for paving slabs on a sand bed over concrete for pedestrian applications.

More information

DESIGN & INSTALLATION GUIDELINES STANDARD PREMIUM RETAINING WALLS FOR GOVERNMENTAL, COMMERCIAL, AND RESIDENTIAL APPLICATIONS.

DESIGN & INSTALLATION GUIDELINES STANDARD PREMIUM RETAINING WALLS FOR GOVERNMENTAL, COMMERCIAL, AND RESIDENTIAL APPLICATIONS. DESIGN & INSTALLATION GUIDELINES STANDARD PREMIUM RETAINING WALLS FOR GOVERNMENTAL, COMMERCIAL, AND RESIDENTIAL APPLICATIONS. TABLE OF CONTENTS 1 Introduction & Unit Specifications...5 2 System Overview...7

More information

Supplemental Technical Specification for March 1, 2012

Supplemental Technical Specification for March 1, 2012 Supplemental Technical Specification for March 1, 2012 MECHANICALLY STABILIZED EARTH (MSE) WALLS SCDOT Designation: SC-M-713 (03/12) This supplemental technical specification replaces Section 713 of the

More information

This supplemental technical specification replaces Section 713 of the 2007 Standard Specifications for Highway Construction.

This supplemental technical specification replaces Section 713 of the 2007 Standard Specifications for Highway Construction. Supplemental Technical Specification for MECHANICALLY STABILIZED EARTH (MSE) WALLS SCDOT Designation: SC-M-713 (5/1/14) This supplemental technical specification replaces Section 713 of the 2007 Standard

More information

BIO-AQUIFER STORM SYSTEM

BIO-AQUIFER STORM SYSTEM BIO-AQUIFER STORM SYSTEM Specifications for Construction (Section 02780) PART 1 GENERAL 1.01 SECTION INCLUDES A. Providing labor, materials, tools and equipment to furnish and install a permeable concrete

More information

ITEM 460 REINFORCED CONCRETE PIPE Description. This Item shall govern for the furnishing of reinforced concrete pipe.

ITEM 460 REINFORCED CONCRETE PIPE Description. This Item shall govern for the furnishing of reinforced concrete pipe. AFTER MARCH 1, 2012 ITEM 460 REINFORCED CONCRETE PIPE 460.1 Description. This Item shall govern for the furnishing of reinforced concrete pipe. 460.2 Materials. A. Except as modified herein, materials,

More information

SECTION AGGREGATES

SECTION AGGREGATES SECTION 32 05 00 AGGREGATES PART 1 GENERAL 1.01 SUMMARY A. Section Includes: 1. Aggregate base 2. Engineered fill 3. Backfill 4. Fine filter aggregate (non-frost susceptible fill) 5. Riprap 6. Recreational

More information

SECTION RIGID PAVEMENT. 1. Portland Cement Concrete (PCC) pavement. 2. Section Aggregate Base Course.

SECTION RIGID PAVEMENT. 1. Portland Cement Concrete (PCC) pavement. 2. Section Aggregate Base Course. SECTION 02750 RIGID PAVEMENT PART 1 GENERAL 1.1 SUMMARY A. Section Includes: 1. Portland Cement Concrete (PCC) pavement. B. Related Sections: 1.2 REFERENCES 1. Section 02315 Excavation. 2. Section 02721

More information

BASED ON DFD MASTER SPECIFICATION DATED 2/24/2014

BASED ON DFD MASTER SPECIFICATION DATED 2/24/2014 1 0 1 0 1 0 1 SECTION 1. TRENCHING BASED ON DFD MASTER SPECIFICATION DATED // P A R T 1 - G E N E R A L SCOPE The work under this section shall consist of providing all work, materials, labor, equipment,

More information

Construction Specification for Concrete Unit Pavers

Construction Specification for Concrete Unit Pavers Engineering & Construction Services Division Standard Specifications for Road Works TS 3.80 September 2017 for Concrete Unit Pavers Table of Contents TS 3.80.01 SCOPE... 2 TS 3.80.02 REFERENCES... 2 TS

More information

PERMEABLE INTERLOCKING PAVERS

PERMEABLE INTERLOCKING PAVERS PERMEABLE INTERLOCKING PAVERS PART 1 - GENERAL 1.01 SECTION INCLUDES A. Subgrade Preparation B. Placement of Storage Aggregate C. Placement of Filter Aggregate D. Placement of Bedding Course E. Placement

More information

NOVEMBER 2016 MAGNUMSTONE. retaining walls installation manual

NOVEMBER 2016 MAGNUMSTONE. retaining walls installation manual NOVEMBER 2016 MAGNUMSTONE retaining walls installation manual AUSTRAL MASONRY CONTENTS Magnumstone Installation Guide 04 Overview 07 Unit Specifications 08 Installation 08 Gravity MagnumStone Wall 16 Geogrid

More information

SECTION 19 - TRENCH EXCAVATION, BEDDING AND BACKFILL TABLE OF CONTENTS

SECTION 19 - TRENCH EXCAVATION, BEDDING AND BACKFILL TABLE OF CONTENTS SECTION 19 - TRENCH EXCAVATION, BEDDING AND BACKFILL TABLE OF CONTENTS Section Page 19-1 TRENCH EXCAVATION... 19-1 19-1.01 Exploratory Excavation... 19-1 19-1.02 Trench... 19-1 19-1.02.AStorm Drain Pipe...

More information

for Mortar-Set Concrete Tiling Installations

for Mortar-Set Concrete Tiling Installations The following specification refers to the Stepstone, Inc. product known as: Large Scale CalArc Pavers for Mortar-Set Concrete Tiling Installations Large Scale CalArc Pavers are part of the California Architectural

More information

CAST IN PLACE TACTILE / DETECTABLE WARNING SURFACE TILES

CAST IN PLACE TACTILE / DETECTABLE WARNING SURFACE TILES CAST IN PLACE TACTILE / DETECTABLE WARNING SURFACE TILES PART 1 GENERAL 1.01 DESCRIPTION A. This Section includes Specifications for furnishing and installing permanently embedded Cast In Place Tactile

More information

SECTION UTILITY MANHOLES AND STRUCTURES

SECTION UTILITY MANHOLES AND STRUCTURES SECTION 33 05 14 UTILITY MANHOLES AND STRUCTURES PART 1 GENERAL 1.1 SUMMARY A. Section Includes: 1. Precast reinforced concrete manholes and structures with tongue-and-groove joints with masonry transition

More information

CITY OF FARGO SPECIFICATIONS AGGREGATE BASES

CITY OF FARGO SPECIFICATIONS AGGREGATE BASES AGGREGATE BASES PART 1 DESCRIPTION OF WORK The work to be done under this section of the Specifications and the accompanying plans consists of all labor, material, accessories, and equipment necessary

More information

SECTION 39 - MANHOLES TABLE OF CONTENTS 39-1 GENERAL PRECAST CONCRETE MANHOLES

SECTION 39 - MANHOLES TABLE OF CONTENTS 39-1 GENERAL PRECAST CONCRETE MANHOLES Section SECTION 39 - MANHOLES TABLE OF CONTENTS 39-1 GENERAL... 39-1 39-2 PRECAST CONCRETE MANHOLES... 39-1 39-2.01 Precast Concrete Storm Drain Manholes... 39-1 39-3 SADDLE MANHOLES... 39-2 39-3.01 Saddle

More information

Narrow Modular Pavers (NMP) for Mortar-Set Concrete Tiling Installations

Narrow Modular Pavers (NMP) for Mortar-Set Concrete Tiling Installations The following specification refers to the Stepstone, Inc. product known as: Narrow Modular Pavers (NMP) for Mortar-Set Concrete Tiling Installations Narrow Modular Pavers are part of the California Architectural

More information

SECTION TRENCHING & BACKFILLING

SECTION TRENCHING & BACKFILLING SECTION 02225 - TRENCHING & BACKFILLING 1.0 GENERAL 1.1 Work included in this Section includes trenching and backfilling for underground pipelines and related structures only. 1.2 Reference Specifications

More information

COMPACTED CLAY LINERS

COMPACTED CLAY LINERS Technical Reference Document for Liquid Manure Storage Structures COMPACTED CLAY LINERS Table of Contents SECTION 1 - PURPOSE AND SCOPE 1.1. Purpose of the Technical Reference Document 1.2. Requirement

More information

GABIONS AND REVET MATTRESSES

GABIONS AND REVET MATTRESSES GABIONS AND REVET MATTRESSES PART 1 - GENERAL 1.01 SECTION INCLUDES A. Gabions B. Revet Mattresses (Gabion Mattresses) 1.02 DESCRIPTION OF WORK A. Assembly and installation of gabions. B. Assembly and

More information

COMBINED CONCRETE SIDEWALK AND RETAINING WALL. Comply with Division 1 - General Provisions and Covenants, as well as the following:

COMBINED CONCRETE SIDEWALK AND RETAINING WALL. Comply with Division 1 - General Provisions and Covenants, as well as the following: SUDAS Standard Specifications Division 9 - Site Work and Landscaping Section 9072 - Combined Concrete Sidewalk and Retaining Wall PART 1 - GENERAL 1.01 SECTION INCLUDES COMBINED CONCRETE SIDEWALK AND RETAINING

More information

SUGGESTED MANHOLE FRAME SEALING SPECIFICATION (Rehabilitation)

SUGGESTED MANHOLE FRAME SEALING SPECIFICATION (Rehabilitation) PART 1 GENERAL SUGGESTED MANHOLE FRAME SEALING SPECIFICATION (Rehabilitation) 1.01 SCOPE This specification includes the materials and procedures required for the internal sealing of the frame-chimney

More information

Segmental Retaining Walls Best Practices Guide. for the Specification, Design, Construction, and Inspection of SRW Systems

Segmental Retaining Walls Best Practices Guide. for the Specification, Design, Construction, and Inspection of SRW Systems Segmental Retaining Walls Best Practices Guide for the Specification, Design, Construction, and Inspection of SRW Systems Table of Contents Segmental Retaining Walls Best Practices Guide About NCMA 3 Acknowledgments

More information

MANHOLES, VAULTS AND CATCH BASINS SECTION A. Section Soil and Aggregate Materials. C. Section Storm Drainage Systems

MANHOLES, VAULTS AND CATCH BASINS SECTION A. Section Soil and Aggregate Materials. C. Section Storm Drainage Systems SECTION 02607-1 1.0 GENERAL 1.1 SCOPE: A. This section covers the work necessary for the construction of sanitary and storm system manholes, catch basins, and miscellaneous concrete structures complete.

More information

The Work under this Section consists of performing all operations necessary to complete construction of the leveling course on the prepared subbase.

The Work under this Section consists of performing all operations necessary to complete construction of the leveling course on the prepared subbase. SECTION 20.22 LEVELING COURSE Article 22.1 General The Work under this Section consists of performing all operations necessary to complete construction of the leveling course on the prepared subbase. Article

More information

Anchor bolts ASTM F1554, Gr. 36 Wide flange beams ASTM A992, Fy = 50 ksi Misc. structural steel ASTM A36, Fy = 36 ksi

Anchor bolts ASTM F1554, Gr. 36 Wide flange beams ASTM A992, Fy = 50 ksi Misc. structural steel ASTM A36, Fy = 36 ksi STRUCTURAL NOTES MATERIAL STRENGTHS Structural Steel Reinforcing Steel Concrete Masonry Structural Lumber Anchor bolts ASTM F1554, Gr. 36 Wide flange beams ASTM A992, Fy = 50 ksi Misc. structural steel

More information