Bid 1093 - Security Replacement Project at OCS - Invitation…

Community College of Allegheny County OCS Security Camera System Pittsburgh, PA

1) 2) 3) 4)

Cooper B-line; brand of Eaton, Electrical Sector. Empire Tool and Manufacturing Co., Inc.

Hilti, Inc.

MKT Fastening, LLC.

3. Concrete Inserts: Steel or malleable-iron, slotted support system units are similar to MSS Type 18 units and comply with MFMA-4 or MSS SP-58. 4. Clamps for Attachment to Steel Structural Elements: MSS SP-58 units are suitable for attached structural element. 5. Through Bolts: Structural type, hex head, and high strength. Comply with ASTM F3125/F3125M, Grade A325. 6. Toggle Bolts: Stainless steel springhead type. 7. Hanger Rods: Threaded steel. 8. Hilti Hit System for attaching to NATCO Tile. FABRICATED METAL EQUIPMENT SUPPORT ASSEMBLIES A. Description: Welded or bolted structural-steel shapes, shop or field fabricated to fit dimensions of supported equipment. B. Materials: Comply with requirements in Section 055000 "Metal Fabrications" for steel shapes and plates.

2.2

PART 3 - EXECUTION

3.1

SELECTION

A. Comply with the following standards for selection and installation of hangers and supports, except where requirements on Drawings or in this Section are stricter: 1. NECA NEIS 101 2. NECA NEIS 105. B. Comply with requirements in Section 078413 "Penetration Firestopping" for firestopping materials and installation for penetrations through fire-rated walls, ceilings, and assemblies. C. Comply with requirements for raceways and boxes specified in Section 260533 "Raceway and Boxes for Electrical Systems." D. Maximum Support Spacing and Minimum Hanger Rod Size for Raceways: Space supports for EMT, as required by NFPA 70. Minimum rod size must be 5/8-inch in diameter. E. Multiple Raceways or Cables: Install trapeze-type supports fabricated with steel slotted support system, sized so capacity can be increased by at least 25 percent in future without exceeding specified design load limits.

260529-3

Made with FlippingBook Online newsletter maker