TEST REPORT. Rendered to: KEYLINK FENCING & RAILING, INC. For: PRODUCT: Lancaster Series. TYPE: Aluminum Level Guardrail System

Transcription

1 TEST REPORT Rendered to: KEYLINK FENCING & RAILING, INC. For: PRODUCT: Lancaster Series TYPE: Aluminum Level Guardrail System Report No: Report Date: 07/05/ Derry Court York, PA phone: fax:

2 TEST REPORT July 5, 2013 TABLE OF CONTENTS 1.0 General Information Product Type Project Description Limitations Qualifications Guardrail Assembly Description Component Description Structural Performance Testing of Assembled Railing Systems Test Equipment Test Setup Test Procedure Test Results Summary and Conclusions Closing Statement... 6 Revision Log... 7 Appendix A - Drawings Appendix B - Photographs

3 1.0 General Information 1.1 Product Lancaster Series 1.2 Type Aluminum Level Guardrail System 1.3 Project Description TEST REPORT Rendered to: KEYLINK FENCING & RAILING, INC. 150 Orlan Road New Holland, Pennsylvania Report No.: Test Date: 06/04/13 Report Date: 07/05/13 Architectural Testing was contracted by Keylink Fencing & Railing, Inc. to conduct structural performance tests on the 10 ft wide by 42 in high Lancaster Series aluminum level guardrail system. The system was evaluated for the design load requirements of the following building codes: 2012 International Building Code, International Code Council 2012 International Residential Code, International Code Council Structural tests were performed according to Chapter 17 (Structural Tests and Special Inspections) of IBC Exception: The test load of two times the design load was not held for 24-hours. The rationale is that guardrail systems are not subject to long term sustained loads such as snow loads and floor live loads. 130 Derry Court York, PA phone: fax:

4 Page 2 of Limitations All tests performed were to evaluate structural performance of the guardrail assembly to carry and transfer imposed loads to the supporting structure. The test specimens evaluated included the infill, rails, rail brackets, and support posts. Anchorage of support posts to the supporting structure is not included in the scope of this testing and would need to be evaluated separately. 1.5 Qualifications Architectural Testing in York, Pennsylvania has demonstrated compliance with ANS/ISO/IEC Standard and is consequently accredited as a Testing Laboratory (TL-144) by International Accreditation Service, Inc. 1.6 Guardrail Assembly Description The Lancaster Series level guardrail system consisted of aluminum top and bottom rails with spaced aluminum balusters between the rail members. The guardrail system had an overall top rail length (inside of post to inside of post) of 120 in with an overall rail height (top of top rail to bottom of bottom rail) of 40 in. Top and bottom rails attached to aluminum support posts via die-cast aluminum socket brackets. See drawings in Appendix A and photographs in Appendix B for additional details. 1.7 Component Description Keylink Fencing & Railing, Inc. provided the test components with the following details: Top Rail: 3-1/4 in high by 2-13/16 in wide (0.09 in wall) contoured 6105-T6 aluminum extrusion Bottom Rail: 3-1/4 in high by 1-1/2 in wide (0.09 in wall) 6105-T6 aluminum extrusion Baluster (In-Fill): 1 in square (0.06 in wall) 6063-T6 aluminum extrusion Rail Brackets: A360.1 cast aluminum socket brackets contoured to shape of rails Fasteners: #12-14 by 1 in (0.160 in minor diameter) square drive, flat-head, self-drilling, sheet metal screws (six in bracket/post) #10-16 by 3/4 in (0.138 in minor diameter) square drive, pan-head, self-drilling, sheet metal screws (two in rail/bracket - opposing each other on opposite sides) Post: 4 in square (0.130 in wall) hollow, recessed 6105-T6 aluminum extrusion attached to a 5-1/2 in square by 1/2 in thick 6105-T6 aluminum base plate with a 1/4 in fillet weld all around. The base plate had four 3/8 in diameter holes located at each corner on 4-7/8 in centers for attachment to substructure. See drawings in Appendix A and photographs in Appendix B for additional details.

5 Page 3 of Structural Performance Testing of Assembled Railing Systems 2.1 Test Equipment The guardrail was tested in a self-contained structural frame designed to accommodate anchorage of the guardrail assembly and application of the required test loads. The specimens were loaded using an electric winch mounted to a rigid steel test frame. High strength steel cables, nylon straps, and load distribution beams were used to impose test loads on the specimens. Applied load was measured using an electronic load cell located in-line with the loading system. Electronic linear motion transducers were used to measure deflections. 2.2 Test Setup The guardrail assemblies were installed and tested as a single railing section by directly securing the posts onto steel channels (to simulate attachment into concrete) with four 5/16 in Grade 8 bolts. Transducers mounted to an independent reference frame were located to record movement of reference points on the guardrail system components (ends and mid-point) to determine net component deflections. See photographs in Appendix B for individual test setups. 2.3 Test Procedure Each test specimen was inspected prior to testing to verify size and general condition of the materials, assembly, and installation. No potentially compromising defects were observed prior to testing. An initial load, not exceeding 50% of design load, was applied and transducers were zeroed. Load was then applied at a steady uniform rate until reaching 2.0 times design load in no less than 10 seconds. After reaching 2.0 times design load, the load was released. After allowing a minimum period of one minute for stabilization, load was reapplied to the initial load level used at the start of the loading procedure, and deflections were recorded and used to analyze recovery. Load was then increased at a steady uniform rate until reaching 2.5 times design load or until failure occurred. The testing time was continually recorded from the application of initial test load until the ultimate test load was reached. 2.4 Test Results The following tests were performed on the guardrail assemblies for the design load requirements of the codes referenced. Deflection and permanent set were component deflections relative to their end-points; they were not overall system displacements. All loads and displacement measurements were horizontal, unless noted otherwise. Key to Test Results Tables: Load Level: Target test load Test Load: Actual applied load at the designated load level (target) Elapsed Time (E.T.): The amount of time into the test with zero established at the beginning of the loading procedure.

6 Page 4 of Test Results (Continued) 10 ft by 42 in Lancaster Series Aluminum Level Guardrail IBC - All Use Groups Test No. 1-06/04/13 Design Load: 50 lb / 1 Square Ft at Center of In-Fill (Two Pickets) Load Level Test Load (lb) E.T. Displacement (in) (min:sec) End Mid End Net 1 Initial Load 40 00: x Design Load : Initial Load 40 01: % Recovery from 2.0 x Design Load 2.5x Design Load :39 Achieved Load without Failure 1 Net displacement was the infill displacement relative to its top and bottom. Test No. 2-06/04/13 Design Load: 50 lb / 1 Square Ft at Bottom of In-Fill (Two Pickets) Load Level Test Load (lb) E.T. Displacement (in) (min:sec) End Mid End Net 1 Initial Load 40 00: x Design Load : Initial Load 40 01: % Recovery from 2.0 x Design Load 2.5x Design Load :27 Achieved Load without Failure 1 Net displacement was the bottom rail displacement relative to its ends. Test No. 3-06/04/13 Design Load: 50 plf x (120 in 12 in/ft) = 500 lb Horizontal Uniform Load on Top Rail 1 E.T. Load Level Test Load (lb) Rail Displacement (in) End Mid End Net 2 (min:sec) Initial Load : x Design Load : Initial Load : % Recovery from 2.0 x Design Load 2.5x Design Load :54 Achieved Load without Failure 1 Uniform load was simulated with quarter point loading. 2 Net displacement was mid-rail displacement relative to the rail at the support posts.

7 Page 5 of Test Results (Continued) 10 ft by 42 in Lancaster Series Aluminum Level Guardrail (Continued) Test No. 4-06/04/13 Design Load: 50 plf x (120 in 12 in/ft) = 500 lb Vertical Uniform Load on Top Rail 1 E.T. Load Level Test Load (lb) Rail Displacement (in) End Mid End Net (min:sec) Initial Load : x Design Load : Initial Load : % Recovery from 2.0 x Design Load 2.5x Design Load :58 Achieved Load without Failure 1 Uniform load was simulated with quarter point loading. Test No. 5-06/04/13 Design Load: 200 lb Concentrated Load at Both Ends of Top Rail (Brackets) Load Level 1 Test Load E.T. Displacement (in) (lb) (min:sec) Rail End #1 Rail End #2 Initial Load 81 00: x Design Load x : Initial Load 80 02: % Recovery from 2.0 x Design Load 2.5x Design Load x :43 Achieved Load without Failure 1 A spreader beam was used to impose loads on both ends of the railing system; therefore, loads were doubled. Test No. 6-06/04/13 Design Load: 200 lb Concentrated Load at Top of Stand-Alone 1 Post (Load Applied at 42 in Height) Load Level Test Load (lb) E.T. (min:sec) Post Displacement (in) Initial Load : x Design Load : Initial Load : % Recovery from 2.0 x Design Load 2.5x Design Load :12 Achieved Load without Failure 1 Post was conservatively tested without a railing attached.

8 Architectural Testing 2.5 Page 6 of 7 Summary and Conclusions With the exception of the 71% deflection recovery during the concentrated load on the support post, the Lancaster Series guardrail met the performance criteria of 75% deflection recovery from 2.0 times design load and withstood an ultimate load of 2.5 times design load. The test results substantiate compliance with the design load requirements of the referenced building codes for the 10 ft by 42 in Lancaster Series aluminum level guardrail system reported herein. Anchorage of support posts to the supporting structure is not included in the scope of this testing and would need to be evaluated separately. 3.0 Closing Statement Detailed drawings, data sheets, representative samples of test specimens, a copy of this test report, and all other supporting evidence will be retained by Architectural Testing for a period of four years from the original test date. At the end of this retention period, said materials shall be discarded without notice, and the service life of this report by Architectural Testing shall expire. Results obtained are tested values and were secured using the designated test methods. This report neither constitutes certification of this product nor expresses an opinion or endorsement by this laboratory; it is the exclusive property of the client so named herein and relates only to the tested specimens. This report may not be reproduced, except in full, without the written approval of Architectural Testing. For ARCHITECTURAL TESTING: V. Thomas Mickley, Jr., P.E. Senior Project Engineer Structural Systems Testing Travis A. Hoover Program Manager Structural Systems Testing AJS:vtm/nlh Attachments (pages): This report is complete only when all attachments listed are included. Appendix A - Drawings (3) Appendix B - Photographs (4) :50:50-04'00'

9 Page 7 of 7 Revision Log Rev. # Date Page(s) Revision(s) 0 07/05/13 N/A Original report issue This report produced from controlled document template ATI 00642, issued 01/17/13.

10 APPENDIX A Drawings

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14 APPENDIX B Photographs

15 Photo No. 1 In-Fill Load Test at Center of Balusters Photo No. 2 Infill Load at Bottom of Balusters

16 Photo No. 3 Horizontal Uniform Load on Top Rail Photo No. 4 Vertical Uniform Load on Top Rail

17 Photo No. 5 Concentrated Load at Both Ends of Top Rail Photo No. 6 Concentrated Load Test at Top of Stand-Alone Post (42" High)

18 Photo No. 7 Top Rail - Bracket - Post Connection Photo No. 8 Bottom Rail - Bracket - Post Connection