STATE PROJECT NUMBER TZ MnDOT

Transcription

1 1.1 NOTICE TO RESPONDERS ADDENDUM NUMBER SIX DATED 24 October 2014 MnDOT LITTLE FALLS TRUCK STATION Pine Avenue, Little Falls MN STATE PROJECT NUMBER TZ WIDSETH SMITH NOLTING 610 Fillmore Street Alexandria MN A. This Addendum is issued pursuant to the Instructions to Responders and Conditions of the Contract. This Addendum serves to clarify, revise, and supersede information in the Project Manual, Drawings, and previously issued Addenda. Portions of the Addendum affecting the Contract Documents will be incorporated into the Contract by enumeration of the Addendum in the Owner/Contractor Agreement. B. The Responder shall acknowledge receipt of this Addendum in the appropriate space on the Response Form. C. The date for receipt of bids is unchanged by this Addendum, at same time and location. 1.2 ATTACHMENTS A. This Addendum includes the following attached DRAWING SHEETS: 1. Civil Sheet C1.1 Site Plan, dated 10/23/14, (reissued) 2. Civil Sheet C1.2 Grading & Drainage Plan, dated 10/23/14, (reissued) 3. Civil Sheet C1.4 Utilities Plan, dated 10/23/14, (reissued) 4. Civil Sheet C1.7 Watermain Plan, dated 10/23/14, (reissued) 5. Civil Sheet C1.8 Watermain Plan, dated 10/23/14, (reissued) 6. Landscape Sheet L1.0 Landscape Plan, dated 10/23/14, (reissued) 7. Landscape Sheet L1.1 Landscape Plan, dated 10/23/14, (reissued) 1.3 REVISIONS TO DIVISION 00 PROCUREMENT REQUIREMENTS AND CONTRACTING REQUIREMENTS A. Document Supplementary Conditions (not reissued). 1. Insert Article 1.09 as Not Used ADDENDUM NUMBER 06 PAGE - 1

2 B. Document Supplementary Conditions (not reissued). 1. Article 1.10 Progress and Completion Requirements, Paragraph A. Revise Item 1 to read as follows: 1. Substantial Completion of the work shall be achieved on or before November 30, General Contractor shall determine the order and progress of the Work to meet the required dates. 1.4 REVISIONS TO DIVISION 01 GENERAL REQUIREMENTS A. Specification Section Summary of the Work (not reissued). 1. Article 1.8 Access to Site Paragraph B. B. Temporary Site Access is available from Fire Number Highway 371 commencing upon Notice to Proceed. General Contractor shall determine the order and progress of the Work to meet the required dates. 1.5 REVISIONS TO DIVISIONS SPECIFICATION SECTIONS A. Specification Section Cast-in-Place Concrete, (not reissued). 1. Article Chemical Admixtures Paragraph H Delete this paragraph. H. Waterproofing Admixture: Admixture formulated to reduce permeability to liquid water, with no adverse effect on concrete properties. 1. Permeability of Cured Concrete: No measurable leakage when tested in accordance with COE CRD-C 48 at 10 feet of head; provide test reports. 2. Manufacturers - Subject to compliance with requirements, provide products as manufactured by one of the following : a. Aquafin, Inc b. Hycrete, Inc c. W.R. Meadows, Inc. d. Xypex Chemical Corporation B. Specification Section Unit Masonry, (not reissued). 1. Article 2.02 Stone : 2.02 STONE A. Basis of Design Products: Subject to compliance with requirements, provide products similar to the Eden Stone Company Products listed. Match Architect s sample. B. Quartzitic Sandstone Veneer: Subject to compliance with requirements, provide products similar to Empire Machine Cut Veneers; complying with ASTM C568 Classification II - Medium Density as manufactured by Eden Stone Company, Inc. 7. Comparable Products: Subject to compliance with requirements, submit Comparable Products as required by Section , manufactured by one of the manufacturers listed: 7. Manufacturers: Subject to compliance with requirements, provide products as manufactured by one of the following: a. Indiana Limestone Company ADDENDUM NUMBER 06 PAGE - 2

3 b. Vetter Stone Company c. Buechel d. Eden Stone Company C. Specification Section Elastomeric Membrane Roofing, (not reissued). 1. Article 3.08 Cleaning Paragraph B: B. Wash ballast and membrane after installation to remove silt and fines. Protect roof drains and scuppers from run-off containing silt and fines. Dispose of wash water in compliance with SWPPP. D. Specification Section Aluminum-Framed Storefronts & Entrances (not reissued). 1. Article 2.02 Storefront Paragraph A: Revise Item 1 to read as follows: 1. Glazing Position: flush set to interior, outside glazed front-set to exterior E. Specification Section Unit Skylights (not reissued). 1. Paragraph 2.03 Components Paragraph A: A. Double Glazing: Acrylic and polycarbonate plastic; factory sealed. 3. Performance Characteristics of polycarbonate face sheets: U-Value: 0.74 maximum; SHGC: to 0.6 (Solar Heat Gain Coefficient); VLT: (Visible Light Transmission). F. Specification Section Grading, (not reissued). 1. Article 1.02 Section Includes A. Removal, stockpiling, and placement of topsoil. B. Rough grading. C. Finish grading. B. Rough grading of the access road through the embankment. C. Rough grading of the site. D. Preparation for all building foundations (Earthwork Summary Site Construction quantities on the drawings include areas within and under buildings). E. Preparation for all pavement areas. F. Preparation for all un-paved areas. G. Finish grading of all un-paved areas along the access road. H. Finish grading of all un-paved areas at the embankment. I. Finish grading of all un-paved areas of the site. 2. Article 2.01 Materials Paragraph C: Insert Item 2 as follows: 2. Suitable Grading Material shall be placed in a two-feet minimum thickness below the Select Granular Borrow layer below the building slab and the aprons and slabs surrounding. 3. Article 2.01 Materials Paragraph E Revise to reads as follows: E. Select Grading Material: E. Select Granular Borrow: ADDENDUM NUMBER 06 PAGE - 3

4 1. Material that meets the requirements of Mn/DOT Specification B, Select Granular Borrow. 2. Select Granular Borrow shall be placed in a one-foot thickness below the sand layer below the building slab and the aprons and slabs surrounding. 4. Article 2.01 Materials Insert Paragraph G to read as follows: G. Sand: The 6 inches below building slab and the aprons and slabs surrounding shall be clean sand with less than 10% passing the No. 200 sieve. 5. Article 2.01 Materials Insert Paragraph H to read as follows: H. Excess Materials: Materials that are not suitable to be used on-site shall become the property of the Contractor and the Contractor shall properly dispose of it offsite as approved by the Engineer. 6. Article 3.03 Compaction A. All grading materials shall be compacted in accordance with the Quality Compaction Method. A. Contractor shall uniformly blend and place grading materials in lifts not exceeding 12 inches loose thickness and shall maintain the optimum moisture content during compaction operations. B. As specified, Contractor shall take care to maintain proper moisture content during compaction operations. B. All grading materials shall be compacted in accordance with the Specified Density Requirements. The Grading Grade in the Specified Density Requirements table is defined as below the bottom of building Sand layer or below the bottom of the Class 5 in paved areas. The Road Core in the Specified Density Requirements table is defined as below building slab or below any (concrete or bituminous) paved areas. 1.6 REVISIONS TO DRAWING SHEETS A. Sheet C1.1 Site Plan, dated 10/23/14, (reissued). 1. Move the water line to the brine building approximately 30 feet to the east. B. Sheet C1.2 Grading & Drainage Plan, dated 10/23/14, (reissued). 1. Adjust Salvaged Topsoil (Layer A) and Select Granular Borrow (Layer D) to include the quantities corresponding to the area within and under the building slab. Move the water line to the brine building over about 30 feet to the east. C. Civil Sheet C1.4 Utilities Plan, dated 10/23/14, (reissued). 1. Move the water line to the brine building approximately 30 feet to the east. D. Civil Sheet C1.7 Watermain Plan, dated 10/23/14, (reissued). 1. Clarification of Informational Line Item Cost. E. Civil Sheet C1.8 Watermain Plan, dated 10/23/14, (reissued). 1. Clarification of Informational Line Item Cost. ADDENDUM NUMBER 06 PAGE - 4

5 F. Landscape Sheet L1.0 Landscape Plan, dated 10/23/14, (reissued). 1. Delete the seeding requirement at the embankment. G. Landscape Sheet L1.1 Landscape Plan, dated 10/23/14, (reissued). 1. Delete the seeding requirement at the embankment. H. Sheet S3.1 Structural Notes (not reissued). 1. Article II Sitework Paragraph A. Soils Report Revise note 5 to read as follows: 5. Backfill evenly on each side of walls in 8 lifts to a minimum of 95% of the maximum standard proctor density.as indicated by recommendations in the Soils Report. 1.8 MANUFACTURERS APPROVED TO BID A. Specification Section Cast-in-Place Concrete 1. Paragraph 2.03.D Concrete Fiber Reinforcement a. BASF MasterFiber F Series B. Specification Section Aluminum-Framed Storefronts and Entrances 1. Paragraphs 2.01, 2.02, and 2.03A a. Manko Windows 2. Paragraphs 2.01, 2.02, and 2.03B a. Manko Windows Thermal Medium Stile Door C. Specification Section Unit Skylights 1. Paragraph 2.02 a. Versico SunWeld D. Specification Section Door Hardware 1. Paragraph 2.04 Push/Pull a. Rockwood 2. Paragraph 2.06 Mortise Locksets a. Corbin Russwin ML2000 Series (with Best standard cylinder matching Owner s system) b. Sargent 8200 Series (with Best standard cylinder matching Owner s system) c. Yale 8000 Series (with Best standard cylinder matching Owner s system) 3. Paragraph 2.08 Closers a. Sargent 281 Series 4. Paragraph 2.14 Kickplates a. Rockwood K1050 Series E. Specification Section Painting and Coatings 1. Paragraph 2.04 and 2.05 a. Diamond Vogel END OF ADDENDUM NUMBER 06 ADDENDUM NUMBER 06 PAGE - 5