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SECTION 3 – STORMWATER <br />37 <br />3-3.3 (i) (ii) PERMANENT RESURFACING <br />Once the storm sewer system has been tested and accepted, temporary resurfacing shall be <br />removed, and permanent resurfacing shall be installed per the respective City Standards and <br />Specifications. <br />3-3.3 (j) SEWER SYSTEM STRUCTURE INSTALLATIONS <br />3-3.3 (j) (i) PRE-CAST <br />1.) Pre-cast structure shall be placed on a six (6) inch foundation of compacted B-Borrow as shown <br />in the Standard Drawings, unless directed otherwise. <br />2.) Installation of structure shall be plumb. <br />3.) Pipe connections shall be water tight. <br />4.) Maximum pipe lengths without access structures shall be as follows: <br />12 inches –18 inches......................... 300 feet <br />24 inches –36 inches......................... 400 feet <br />42 inches and larger .......................... 500 feet <br />3-3.3 (j) (ii) CAST-IN-PLACE <br />1.) Cast-in-place structure shall be placed on a six (6) inch foundation of compacted B-Borrow. <br />2.) Reinforcing bars (steel bars, bending, placing, and finishing) shall be installed in conformance <br />with INDOT Standard Specifications Section 703. <br />3.) Concrete work (forming, ties, concrete mix, placement, curing, and testing) shall be installed <br />in conformance with INDOT Standard Specifications Section 702. <br />4.) Pipe connections shall be water tight. <br />3-3.4 TESTING <br />3-3.4 (a) TRENCH COMPACTION <br />3-3.4 (a) (i) TESTING REQUIREMENTS <br />1.) Maximum density shall be determined by AASHTO T-99 (Standard Method) as modified by <br />INDOT Standard Specifications Section 203.24 of the State Specifications using Method A for <br />soil and Method C for granular material. <br />2.) The minimum soil compaction requirements for trench backfill material and pavement <br />subgrade shall be as shown in Standard Drawing 3-10. <br />3.) A minimum of one (1) Compaction Test will be required on the backfill for each sewer pipe <br />and force main pipe transverse run that is under the pavement or concrete curb. A minimum of <br />three (3) Compaction Tests will be required on the backfill for sewer pipe or force main pipe <br />run. A pipe run is the length between structures or values. <br />4.) Location of the Compaction Tests will be selected by the City Engineer’s representative.