501A - 8 INCH BLOWOFF FOR WSP OR CCP 501B - 8 INCH BLOWOFF FOR WSP OR CCP - NO DIRECT DISCHARGE TO STORM DRAIN OR ARROYO 501C - 8 INCH PVC BLOWOFF FOR SALINITY MANAGEMENT PIPELINE 602 - VALVE BOX AND COVER 603 - IDENTIFICATION DETAILS FOR CAST IRON COVERS 705 - LADDER WITH SAFETY POST 706 - STEP DETAIL 709 - STEEL PIPE VENT 711A - MANHOLE ACCESS STRUCTURE 711B - PVC PIPE MANHOLE ACCESS STRUCTURE 712 - CURBLINE MANHOLE 805 - GUARD POST 806 - BREAKAWAY GUARD POST