2013-254A - Laserfiche WebLink

Home Browse Search

Addendum #1 11 -06-2013 WATER, FORCE , AND RECLAIMED WATER MAINS . 1 . Show size and type of material used to construct mains . 2 . Show horizontal location and elevation of all tees , crosses , bends , terminal ends , valves , fire hydrants , air release valves , and sampling points , etc . , by distances from known reference points . 3 . Show location , size and type of material of all sleeves and casing pipes . 4 . Elevation and horizontal location of all storm sewers , gravity sewers including laterals , force mains , water mains , etc . which are crossed ; including clearance dimension at all conflicts or crossings . 5 . Top of pipe elevation and horizontal location of all water and force main stub- outs . 6 . Horizontal location of all services at the property lines . 7 . Horizontal and vertical location of pipe including size of all mains and ground elevation shall be obtained at one- hundred ( 100 ) foot intervals . Contractor shall place temporary PVC stand pipes (tell-tales ) at each of the one- hundred ( 100 ) foot intervals and at all fittings and conflicts/crossings to facilitate the record drawing survey. The tell -tale pipes shall be constructed of 2- inch PVC pipe , shall be placed on the top of the pipes to be surveyed , and shall be removed by the Contractor after completion of the field survey by the "As- Built" Professional Surveyor. 8 . Location of fire lines . 9 . Dedicated easement locations , identified by O . R . Book and Page Number. GRAVITY SEWER . 1 . Manholes : Elevation of top rim , bottom elevation and invert of each influent and effluent line . 2 . Show distance between manholes center-to-center and horizontal location by baseline station and offset . 3 . Show material size and type used to construct sewer mains . 4 . Show length ( center of manhole to end of stub ) distances from known reference points or baseline offsets , and elevation of stub-outs . 5 . Show which services have twenty ( 20 ) foot length of DIP at water main crossings . 6 . Show station and offset location of sanitary services' at property line . Particular care in dimensioning needed in special situations , i . e . , cul-de-sacs and locations where services are not perpendicular to wye . 7 . Show invert elevation of sanitary service at property line . 8 . Any and all necessary dedicated easement locations , identified by O . R . Book and Page Number. PUMP / LIFT STATION . Record Drawings shall show elevations for the top and bottom and diameter of wet well along with invert of effluent line . Record Drawings should also indicate the make , model number, horsepower, impeller and condition point of pumps selected and installed , shape of wet well , location of control panel , location of pump out connection , float level settings , any deviation from the plans , and serial numbers) of the pump(s) . 01025- 14 Technical Specifications F:\Public Works\ENGINEERING DIVISION PROJECTS\1336-Gifford Senior Ballfield\Admin\bid documents\ADDENDUMS\Technical Cncrifirntinnc rinr