3350 - CATCH BASIN SIDE OPENING 3355 - CATCH BASIN SIDE OPENING W SUMP 3360 - CATCH BASIN EXTENDED SIDE OPENING 3410 - SIDEWALK UNDERDRAIN - CONCRETE 3415 - SIDEWALK UNDERDRAIN W PIPES 3420 - SIDEWALK UNDERDRAIN W COVER PLATES 3510 - STORM DRAIN MANHOLE 36 INCH PIPE OR LARGER 3520 - STORM DRAIN MANHOLE 18 TO 36 INCH PIPE 3530 - PRECAST STORM DRAIN MANHOLE UP TO 3 FEET OD PIPE SIZE 6040 - UTILITY COVER GRADE ADJUSTMENT AND PCC COLLAR 6340 - WATER VALVE AND WELL 6350 - BLOWOFF ASSEMBLY 6610 - SEWER MANHOLE 6620 - SEWER DROP MANHOLE 6710 - SEWER CLEANOUT AND WELL 8130 - TREE WELL 9020 - MONUMENT AND WELL 9030 - MANHOLE COVER AND ACCESS BOX - CITY COMMUNICATIONS