VA 32 31 53-2011 PERIMETER SECURITY FENCES AND GATES.pdf

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1、12-11 32 31 53-1 SECTION 32 31 53 PERIMETER SECURITY FENCES AND GATES SPEC WRITER NOTE: 1. Delete or add information between /-/ and any other items applicable to project. Cover any item added to the text under Applicable Publications and Products and renumber the paragraphs. Use this specification

2、in specifying permanent perimeter security fence. Specify impermanent type fencing, such as Construction Fence, elsewhere. 2. See VA Physical Security Design Guides for security requirements. PART 1 GENERAL 1.1 DESCRIPTION This work consists of all labor, materials, and equipment necessary for furni

3、shing and installing perimeter security fences, gates and accessories in conformance with the lines, grades, and details as shown. 1.2 RELATED WORK A. Grounding of fencing for enclosures of electrical equipment and for lightning protection as shown: Section 26 05 26 GROUNDING AND BONDING FOR ELECTRI

4、CAL SYSTEMS. B. Temporary Construction Fence: Section 01 00 00, GENERAL REQUIREMENTS. C. Finish Grading: Sections 31 20 00, EARTH MOVING and 32 90 00, PLANTING. D. Guard Booths: Section 13 34 19 METAL BUILDING SYSTEMS E. Card readers and biometric devices: Section 28 13 11,PHYSICAL ACCESS CONTROL SY

5、STEMS. F. Intrusion alarm: Section 28 16 11 INTRUSION DETECTION SYSTEM G. Chain link enclosures and barbed wire barriers: Section 32 31 13, CHAIN LINK FENCES AND GATES. H. Crash rated fences: Section 34 71 13, VEHICLE BARRIERS and Section 34 75 13.13, ACTIVE VEHICLE BARRIERS. 1.3 MANUFACTURERS QUALI

6、FICATIONS A. Fence, gates, and accessories shall be products of manufacturers regularly engaged in manufacturing items of type specified. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-12-11 32 31 53-2 1.4 SUBMITTALS A. In accordance with Section 01

7、 33 23, SHOP DRAWINGS, PRODUCT DATA AND SAMPLES, furnish the following: 1. Manufacturers Literature and Data: Fencing, gates and all accessories. 2. Manufacturers Certificates: /a. Zinc-coating complies with specifications./ /b. Structural characteristics comply with indicated and criteria./ /c. Con

8、nections comply with requirements indicated./ SPEC WRITER NOTE: The requirement for shop drawings shall be included for special items, such as sliding gates. See TECHNICAL NOTES. Alignment Certification requirement is for property line fencing or similar purpose requiring accurate alignment. /B. Sho

9、p Drawings for _/. /C. Certification that fence alignment meets requirements of contract documents /. SPEC WRITER NOTE: Update applicable publications to current issue at time of project specifications preparation. 1.5 APPLICABLE PUBLICATIONS A. The publications listed below form a part of this spec

10、ification to the extent referenced. The publications are referenced in the text by the basic designation only. SPEC WRITER NOTE: Delete publications which do not apply to the project. B. American Society for Testing and Materials (ASTM): A853-04(R2010).Steel Wire, Carbon, for General Use C94/C94M11

11、Ready-Mixed Concrete F626-08 Fence Fittings F1083-10 . Pipe, Steel, Hot-Dipped Zinc-Coated (Galvanized) Welded, for Fence Structures. SPEC WRITER NOTE: Update Product requirements to agree with applicable requirements (Types, Grades, Class, Tables, etc) specified in the referred APPLICABLE PUBLICATI

12、ONS. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-12-11 32 31 53-3 PART 2 - PRODUCTS 2.1 GENERAL A. Materials shall conform to ASTM F1083 ferrous metals, zinc-coated; and detailed specifications forming the various parts thereto; and other require

13、ments specified herein. Zinc-coat metal members (including fabric, gates, posts, rails, hardware and other ferrous metal items) after fabrication shall be reasonably free of excessive roughness, blisters and sal-ammoniac spots. SPEC WRITER NOTE: In dry climates of Southwest States specify 1.2 oz./sq

14、. ft. (340 g/m2) coating in Paragraph 2.2 Elsewhere specify 2 oz./ sq. ft. (570 g/m2). Specify heavier coating or other material for use in salt-laden or corrosive industrial atmospheres. 2.2 PERIMETER SECURITY FENCE A. The perimeter security fence shall be a / metal palisade style fence system/ /ot

15、her system to be specified by the specifications writer/. The system shall include all components such as pickets, pales, mesh, fabric, rails, posts, gates and hardware required. 1. / Metal palisade style fence system /. 2. / Other system /. B. Material: SPEC WRITER NOTE: Add paragraphs to describe

16、materials as required such as posts, rails, pickets and mesh. 1. Strength requirements for posts shall /DESCRIBE MATERIAL REQUIREMETNS./ i. / STATE MANUFACTURERS REQUIREMETNS / ii. / REFERENCE APPLICABLE MATERIALS STANDARDS / 2. Strength requirements for the wire shall conform to / ASTM A 853 Grade

17、AISI 1006/, minimum tensile strength of /TENSILE STRENGTH PSI (MPa.)/ C. Heights: 1. Horizontal members that might be used as foot- or hand-holds shall be spaced at a minimum 8 feet (2400 mm) apart. 2. Extend fence / FEET(MM) / below grade. Provided by IHSNot for ResaleNo reproduction or networking

18、permitted without license from IHS-,-,-12-11 32 31 53-4 D. Framework: 1. Framework strength shall provide /STATE FORCED ENTRY RESISTANCE/ / and RESISTANCE APPLIPED FORCE/ of structural members or other fence framework. 2. Fence shall withstand the/ WIND LOAD REQUIREMENT/. 3. Fence panels shall be ca

19、pable of supporting a /400 LB. (882 KG) LOAD APPLIED AT MIDSPAN/, /OTHER LOAD/ without permanent deformation. E. Gates: 1. Gates shall be designed to meet the same forced entry and anti-climb characteristics as the other portions of the fence. 2. Provide /motorized/ /manually operated/ sliding gates

20、 for vehicle access. 3. Provide hinged pedestrian gates with /electric strike/ /and/ /card reader/. F. Finishes: SPEC WRITER NOTE: Add paragraphs to describe finish such as coatings, coating process, locations, and colors as required. SPEC WRITER NOTE: See TECHNICAL NOTES at end of this section. SPE

21、C WRITER NOTE: Where barbed wire is not shown, omit Paragraphs 2.3 and 2.4. See TECHNICAL NOTES at end of this section. 2.3 ACCESSORIES Accessories as necessary caps, rail and brace ends, wire ties or clips, braces and tension bands, tension bars, truss rods, and miscellaneous accessories conforming

22、 to ASTM F626 2.4 CONCRETE ASTM C94/C94M, using 3/4 inch (19 mm) maximum-size aggregate, and having minimum compressive strength of 3000 psig (25 mPa) at 28 days. Non-shrinking grout shall consist of one part Portland cement to three parts clean, well-graded sand, non-shrinking grout additive and th

23、e minimum amount of water to produce a workable mix. PART 3 - EXECUTION 3.1 INSTALLATION A. Install fence by properly trained crew, on previously prepared surfaces, to line and grade as shown. Install fence in accordance with Provided by IHSNot for ResaleNo reproduction or networking permitted witho

24、ut license from IHS-,-,-12-11 32 31 53-5 the manufacturers printed installation instructions, except as modified herein or as shown. Maintain all equipment, tools, and machinery while on the project in sufficient quantities and capacities for proper installation of posts, pickets, rails, pales, and

25、accessories. SPEC WRITER NOTE: Use Subparagraph A for Property Line Fencing or similar purpose requiring accurate fence alignment. B. Engage the services of a Registered Professional Land Surveyor or Registered Civil Engineer specified in Section 01 00 00, GENERAL REQUIREMENTS, to stake out and cert

26、ify that the fence alignment meets the requirements as shown. SPEC WRITER NOTE: Use Paragraph 3.2 and 3.3 for fencing set in individual concrete footings. Use Paragraph 3.5 for fencing set in concrete slabs, walls, curbs, or similar structure. 3.2 EXCAVATION Excavation for concrete-embedded items sh

27、all be of the dimensions shown, except in bedrock. If bedrock is encountered before reaching the required depth, continue the excavation to the depth shown or 18 inches (450 mm) into the bedrock, whichever is less, and provide a minimum of 2 inches (50 mm) larger diameter than the outside diameter o

28、f the post. Clear loose material from post holes. Grade area around finished concrete footings as shown and dispose of excess earth as directed by the Resident Engineer. 3.3 POST SETTING Install posts plumb and in alignment. Set post in concrete footings of dimensions as shown, except in bedrock. Th

29、oroughly compact concrete so as it to be free of voids and finished in a slope or dome to divert water running down the post away from the footing. / Straight runs between braced posts shall not exceed 500 feet (150 m) /. Install posts in bedrock with a minimum of one inch (25 mm) of non-shrinking g

30、rout around each post. Thoroughly work non-shrinking grout into the hole so as to be free of voids and finished in a slope or dome. Cure concrete and grout a minimum of 72 hours before any further work is done on the posts. Provided by IHSNot for ResaleNo reproduction or networking permitted without

31、 license from IHS-,-,-12-11 32 31 53-6 3.4 POST CAPS Fit all exposed ends of post with caps. Provide caps that fit snugly and are weathertight. Where top rail is used, provide caps to accommodate the top rail. Install post caps as recommended by the manufacturer and as shown. 3.5 SUPPORTING ARMS Des

32、ign supporting arms, when required, to be weathertight. Where top rail is used, provide arms to accommodate the top rail. Install supporting arms as recommended by the manufacturer and as shown. 3.6 / TOP RAILS / AND BOTTOM RAILS / Install rails before installing pickets. Provide suitable means for

33、securing rail ends to terminal and intermediate post. / Top rails shall pass through intermediate post supporting arms or caps as shown. / The rails shall have expansion couplings (rail sleeves) spaced as recommended by the manufacturer. Where fence is located on top of a wall, install expansion cou

34、plings over expansion joints in wall. 3.7 ACCESSORIES Supply accessories (post braces, truss rods, and miscellaneous accessories), as required and recommended by the manufacturer, to ensure complete installation. 3.8 GATES Install gates plumb, level, and secure for full opening without interference.

35、 Set keepers, stops and other accessories into concrete as required by the manufacturer and as shown. Test gates, hardware, locking mechanisms and releases for proper operation. Adjust and lubricate as necessary. 3.9 REPAIR OF GALVANIZED SURFACES Use galvanized repair compound, stick form, or other

36、method, where galvanized surfaces need field or shop repair. Repair surfaces in accordance with the manufacturers printed directions. 3.10 FINAL CLEAN-UP Remove all debris, rubbish and excess material from the station. - - - E N D - - - Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-