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SANITARY SEWERS 02 7300-17 Pipe Diameter (inches) Specification Time for Length Shown (Minutes : Seconds) 100ft 150ft 200ft 250ft 300ft 350ft 400ft 450ft 8 7:34 7:34 7:34 7:34 7:36 8:52 10:08 11:24 10 9:26 9:26 9:26 9:53 11:52 13:51 15:49 17:48 12 11:20 11:20 11:24 14:15 17:05 19:56 22:47 25:38 15 14:10 14:10 17:48 22:15 26:42 31:09 35:35 40:04 18 17:00 19:13 25:38 32:03 38:27 44:52 51:16 57:41 21 19:50 26:10 34:54 43:37 52:21 61:00 69:48 78:31 24 22:47 34:11 45:34 56:58 68:22 79:46 91:10 102:33 Use time values in Uni-Bell B-6 for sizes not shown. 4. Video Inspection b. The complete job is ready for television inspection when the following work has been completed: i. All sewers pipelines are installed and backfilled. ii. All structures are in place, all channeling is complete and pipelines are accessible from structures. iii. All other underground facilities, utility piping and conduits are installed. iv. Final street grading is complete and ready for asphaltic concrete surfacing. v. Pipelines to be inspected have been preliminarily balled and flushed or cleaned by a high pressure cleaner. vi. Final leakage test has been completed and approved. vii. Sewer pipelines and structures have been cleaned a maximum of thirty (30) minutes before the inspection is to take place. viii. Flood and drain the sewer system just prior to video inspection. When the above work is completed, the CONTRACTOR shall arrange with the ENGINEER for the video inspection. c. Sanitary sewer line shall be inspected internally by television as outlined below. Video inspections shall conform to Section 02 7320 of these specifications. d. The following observations from television inspections shall be considered defects in the construction of new sewer pipelines and shall require correction prior to project completion: