Date 09/02/2016
W/O 0591703
Weather Dry
Operator/Surveyor MIRANDA
Sewer ID Z00726
PipeID P15164
Time 10:06 AM
Certificate U-1014-06022542
System Owner LACSD
Date Cleaned —
Pre-Cleaning Not Known
Media Label G7222
Sewer Name 19 NORWALK BOULEVARD TRUNK
City LAKEWOOD
Loc. details Light Highway
Location Code C
Use of Sewer Sanitary Sewer
District District 19
Page No. 04
Purpose Routine Assessment
Project 20160902AM_NORWALK_BOULEVARD_TRUNK
Material Vitrified Clay Pipe
Shape Circular
Height 21 in.
Upstream MH 19 0195
Downstream MH 19 0194
Dir. of Survey Downstream
Length Surveyed 354.7 ft.
Total Length 354.7 ft.
Structural Index 0
Structural Quick 0000
Structural Rating 0
O&M Index 2
O&M Quick 2100
O&M Rating 2
Overall Index 2
Overall Quick —
Overall Rating 2 Pipe schematic from manhole 19 0195 to 19 0194 MH: 19 0195 MH: 19 0194 downstream 0 ft. MWL - Water Level, 25 %of cross sectional area 0 ft. AMH - Upstream Manhole, Survey Begins - 10:26 AM 0 ft. MGO - General Observation - ROACHES INSIDE THE MH. 0 ft. MGO - General Observation - CAPPED CONN. INSIDE THE MH. @ 09 O'CLOCK 0 ft. MWM - Water Mark, 30 %of cross sectional area 122.1 ft. TFC - Tap Factory Made Capped, at 11 o'clock, -, within 8 inches of joint: NO, 4" 220.3 ft. TFC - Tap Factory Made Capped, at 11 o'clock, -, within 8 inches of joint: NO, 4" 233.9 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start - POSSIBLE SCALE/CALCIUM 234.5 ft. MWL - Water Level, 30 %of cross sectional area 316.8 ft. MWL - Water Level, 10 %of cross sectional area 318.8 ft. TFC - Tap Factory Made Capped, at 11 o'clock, -, within 8 inches of joint: NO, 4" 353.1 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish - POSSIBLE SCALE/CALCIUM 353.1 ft. MGO - General Observation - SLIGHT GREASE/CALCIUM/SCALE THROUGHOUT THE REACH 353.5 ft. MGO - General Observation - ROACHES INSIDE THE MH. 354.7 ft. AMH - Downstream Manhole, Survey Ends - 10:42 AM Observation photos (2) 233.9 ft. - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start - POSSIBLE SCALE/CALCIUM
316.8 ft. - Water Level, 10 %of cross sectional area