2009 Wildwood Water Utility Specifications
When private or public property is damaged during construction, it shall be the responsibility of the Contractor to re-establish same in as good or better condition than said property damaged prior to construction. Should the Contractor fail to restore the property to its' original condition, the WWU may, at their option, restore the property and said bill the Contractor for the cost thereof.
1.5 CONSTRUCTION SITE SAFETY
The Developer and said Contractor shall be responsible to see that all work proceeds in a safe manner and that at all times the safety of the public is protected. The WWU and the Engineer will not accept responsibility for any accidents resulting from the failure of the Contractor to conduct his work in a safe manner.
Select backfill shall be used to backfill trenches when, in the option of the Engineer, the soil is not suitable for use as backfill.
1.7 TREES AND SHRUBS
The Contractor shall use the utmost care not to uproot or damage any more trees and shrubs than is necessary during the construction of water mains and related work.
2.1DUCTILE IRON PIPE
Transmission lines shall be centrifugally cast ductile iron pipe, cement lined “TYTON " joint as manufactured in accordance with AWWA specifications, C 151, by the U.S. PIPE AND FOUNDRY COMPANY or approved equal. Cement lining shall be of standard thickness with a seal coat resistant to leaching. The minimum thickness shall be CLASS 52. Unless otherwise directed by the Engineer, two (2) bronze wedges shall be inserted in pipe sizes up to twelve (12) inches. The manufacturer for electrical continuity shall recommend larger sizes. Thicker classes of pipe shall be required based upon unusual laying conditions or depth of cover. Minimum pipe size for all mains shall be eight (8) inches in diameter (inside) or otherwise approved.
All cast iron fittings shall meet all applicable AWWA requirements. All fittings shall be cement lined and sealed compatible with “TYTON “joint CLASS 52 cement lined ductile iron pipe. Such fittings are to be supplied by U.S. PIPE FOUNDRY COMPANY or approved equal.
Valves shall conform to the current AWWA standard C 500-71, or the latest revision for iron body, double-disc gate valves with parallel seats. Valves shall be MUELLER VALVE COMPANY or approved equal. Unless otherwise specified, valves shall be operated by a two-inch square operating nut off cast iron and shall OPEN IN A CLOCKWISE DIRECTION. The direction of the opening shall be marked on the nut by an arrow and the word “OPEN ". All cast iron surfaces of valves and valve boxes shall be painted with three (3) coats of asphaltum paint, inside and out. Valves shall be equipped with “O " ring seals and supplied with duct rubber gaskets for use with CLASS 52 DUCTILE IRON PIPE.
2.4 VALVE BOXES