Date 11/07/2019
W/O 0798563
Weather Dry
Operator/Surveyor MARTIN
Sewer ID Z00717
PipeID P14840
Time 4:19 AM
Certificate U-1014-06022543
System Owner LACSD
Date Cleaned —
Pre-Cleaning Not Known
Media Label H1302R
Sewer Name 18 WORSHAM CREEK RELIEF TRUNK
City WHITTIER
Loc. details Light Highway
Location Code C
Use of Sewer Sanitary Sewer
District District 18
Page No. 11
Purpose Maintenance Related
Project 20191107MDM_WORSHAM_CREEK_RELIEF_TRUNK
Material Vitrified Clay Pipe
Shape Circular
Height 12 in.
Upstream MH 18 1197
Downstream MH 18 1196
Dir. of Survey Downstream
Length Surveyed 398.8 ft.
Total Length 398.8 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 18 1197 to 18 1196 MH: 18 1197 MH: 18 1196 downstream 0 ft. MWL - Water Level, 5 %of cross sectional area 0 ft. MGO - General Observation - MH CONN 9:00 STUB 0 ft. AMH - Upstream Manhole, Survey Begins - 4:25AM 0 ft. MGO - General Observation - MH CONN 3:00 OPEN 0 ft. MWM - Water Mark, 20 %of cross sectional area 8 ft. MGO - General Observation - 12" VCP 131.4 ft. DAGS - Deposits Attached Grease, 4 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: NO - VERY SLIGHT GREASE THROUGHOUT REACH 277.1 ft. TB - Tap Break-In, at 08 o'clock, -, within 8 inches of joint: YES, 6" - Open 398.3 ft. MGO - General Observation - MH CONN STUB 9:00 398.8 ft. AMH - Downstream Manhole, Survey Ends - 4:50AM Observation photos (3) 8 ft. - General Observation - 12" VCP
131.4 ft. - Deposits Attached Grease, 4 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: NO - VERY SLIGHT GREASE THROUGHOUT REACH
277.1 ft. - Tap Break-In, at 08 o'clock, -, within 8 inches of joint: YES, 6" - Open