Date 02/20/2019
W/O 0755681
Weather Dry
Operator/Surveyor SANTIAGO OBREGON
Sewer ID Z00547
PipeID P06163
Time 1:08 PM
Certificate U-1014-06022541
System Owner LACSD
Date Cleaned —
Pre-Cleaning Not Known
Media Label G7919
Sewer Name 05 120TH STREET EXTENSION TRUNK
City EL SEGUNDO
Loc. details Parking Lot
Location Code G
Use of Sewer Sanitary Sewer
District District 05
Page No. 12
Purpose Capital Improvement Program Assesment
Project 20190220SHO_120TH_STREET_EXTENSION_TRUNK
Material NRCP
Shape Circular
Height 15 in.
Upstream MH 05 0931
Downstream MH 05 0930
Dir. of Survey Downstream
Length Surveyed 278.5 ft.
Total Length 278.5 ft.
Structural Index 3
Structural Quick 3121
Structural Rating 5
O&M Index 0
O&M Quick 0000
O&M Rating 0
Overall Index 3
Overall Quick —
Overall Rating 5 Pipe schematic from manhole 05 0931 to 05 0930 MH: 05 0931 MH: 05 0930 downstream 0 ft. AMH - Upstream Manhole, Survey Begins - MH 0931 0 ft. MWM - Water Mark, 35 %of cross sectional area 0 ft. MWL - Water Level, 25 %of cross sectional area 4.3 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Start 10.6 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start - THE 8 & 4 O CLOCK POSITIONS ARE ESPECIALLY EATEN/SPALLED AWAY 75.3 ft. TFC - Tap Factory Made Capped, at 12 o'clock, -, within 8 inches of joint: NO, 6" 123.2 ft. TFC - Tap Factory Made Capped, at 12 o'clock, -, within 8 inches of joint: NO, 6" 229.9 ft. TFC - Tap Factory Made Capped, at 12 o'clock, -, within 8 inches of joint: NO, 6" 278.5 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish 278.5 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish Observation photos (2) 4.3 ft. - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Start
10.6 ft. - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start - THE 8 & 4 O CLOCK POSITIONS ARE ESPECIALLY EATEN/SPALLED AWAY