Trinity Contractors, Inc 3/1/2017

1 or cable as specified in the Plans. Where conduit is installed for future use, install a , 2 200-pound minimum tensile strength pull string with the equipment grounding 3 conductor. The pull string shall be attached to duct plugs or caps at both ends of the 4 conduit. 5 6 8-20.3(5)A1 Fiber Optic Conduit 7 The last paragraph is deleted. 8 9 8-20.3(5)D Conduit Placement 10 Item number 2 is revised to read: 11 12 2. 24-inches below the top of the untreated surfacing on a Roadbed. 13 14 8-20.3(9) Bonding, Grounding 15 The following two new paragraphs are inserted after the first paragraph: 16 17 Install an equipment grounding conductor in all new conduit, whether or not the 18 equipment grounding conductor is called for in the wire schedule. 19 20 For each new conduit with innerduct install an equipment grounding conductor in only 21 one of the innerducts unless otherwise required by the NEC or the Plans. 22 23 The fourth paragraph (after the preceding Amendments are applied) is revised to read: 24 25 Bonding jumpers and equipment grounding conductors meeting the requirements of 26 Section 9-29.3(2)A3 shall be minimum #8 AWG, installed in accordance with the NEC. 27 Where existing conduits are used for the installation of new circuits, an equipment 28 grounding conductor shall be installed unless an existing equipment ground conductor, 111 29 which is appropriate for the largest circuit, is already present in the existing raceway. 30 The equipment ground conductor between the isolation switch and the sign lighter 31 fixtures shall be minimum #14 AWG stranded copper conductor. Where parallel circuits 32 are enclosed in a common conduit, the equipment-grounding conductor shall be sized 33 by the largest overcurrent device serving any circuit contained within the conduit. 34 I 35 The second sentence of the fifth paragraph (after the preceding Amendments are applied) is 36 revised to read: 37 38 A non-insulated stranded copper conductor, minimum #8 AWG with a full circle crimp 39 on connector (crimped with a manufacturer recommended crimper) shall be connected 40 to the junction box frame or frame bonding stud, the other end shall be crimped to the 41 equipment bonding conductor, using a "C" type crimp connector. 42 43 The last two sentences of the sixth paragraph (after the preceding Amendments are applied) 44 are revised to read: 45 46 For light standards, signal standards, cantilever and sign bridge Structures the 47 supplemental grounding conductor shall be #4 AWG non-insulated stranded copper 48 conductor. For steel sign posts which support signs with sign lighting or flashing 49 beacons the supplemental grounding conductor shall be #6 AWG non insulated 50 stranded copper conductor. 51 52 The fourth to last paragraph is revised to read: I AMENDMENTS TO THE 2016 STANDARD SPECIFICATIONS BOOK Revised: 8/1/16