Date 09/09/2016
W/O 0585471
Weather Dry
Operator/Surveyor MIRANDA
Sewer ID Z00457
PipeID P20852
Time 1:13 PM
Certificate U-1014-06022542
System Owner LACSD
Date Cleaned —
Pre-Cleaning Not Known
Media Label G7228
Sewer Name 05 IMPERIAL HIGHWAY EXTENSION TRUNK
City INGLEWOOD
Loc. details Main Highway - Urban
Location Code A
Use of Sewer Sanitary Sewer
District District 05
Page No. 09
Purpose Routine Assessment
Project 20160909AM_IMPERIAL_HIGHWAY_EXTENSION_TRUNK
Material Vitrified Clay Pipe
Shape Circular
Height 12 in.
Upstream MH 05 2457
Downstream MH 05 2456
Dir. of Survey Downstream
Length Surveyed 223.4 ft.
Total Length 223.4 ft.
Structural Index 1
Structural Quick 1100
Structural Rating 1
O&M Index 2
O&M Quick 2100
O&M Rating 2
Overall Index 2
Overall Quick —
Overall Rating 3 Pipe schematic from manhole 05 2457 to 05 2456 MH: 05 2457 MH: 05 2456 downstream 0 ft. MWM - Water Mark, 45 %of cross sectional area 0 ft. MWL - Water Level, 40 %of cross sectional area 0 ft. MGO - General Observation - ROACHES INSIDE THE MH. 0 ft. AMH - Upstream Manhole, Survey Begins - 1:14 PM 5.5 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/DEBRIS 7.8 ft. MWL - Water Level, 35 %of cross sectional area 30.3 ft. JSM - Joint Separated Medium 100.8 ft. MGO - General Observation - CHIPPING 221.5 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/DEBRIS 221.5 ft. MGO - General Observation - SAGS THROUGHOUT THE REACH 222.5 ft. MGO - General Observation - ROACHES INSIDE THE MH. 223.4 ft. AMH - Downstream Manhole, Survey Ends - 1:32 PM Observation photos (3) 0 ft. - Water Mark, 45 %of cross sectional area
5.5 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/DEBRIS
30.3 ft. - Joint Separated Medium