Date 06/17/2019
W/O 0772128
Weather Dry
Operator/Surveyor SANTIAGO OBREGON
Sewer ID Z00941
PipeID P11116
Time 9:33 AM
Certificate U-1014-06022541
System Owner LACSD
Date Cleaned —
Pre-Cleaning Not Known
Media Label H1234
Sewer Name H JOINT OUTFALL H - UNIT 9B
City WHITTIER
Loc. details Yard
Location Code Y
Use of Sewer Sanitary Sewer
District District 15
Page No. 29
Purpose Routine Assessment
Project 20190617_SHO_JOINT_OUTFALL_H_UNIT_9B
Material NRCP
Shape Circular
Height 25 in.
Upstream MH H 0708
Downstream MH H 0709
Dir. of Survey Upstream
Length Surveyed 668.3 ft.
Total Length 668.3 ft.
Structural Index 3
Structural Quick 3121
Structural Rating 5
O&M Index 3
O&M Quick 4121
O&M Rating 6
Overall Index 3
Overall Quick —
Overall Rating 11 Pipe schematic from manhole H 0708 to H 0709 MH: H 0708 MH: H 0709 upstream 0 ft. AMH - Upstream Manhole, Survey Ends - H 0709 0.4 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish 0.4 ft. DAE - Deposits Attached Encrustation, 5 %of cross sectional area, from 08 to 04 o'clock, , within 8 inches of joint: YES, Finish 0.4 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish 615.3 ft. MGO - General Observation - 40% MAG COAT INTACT 653.2 ft. DAE - Deposits Attached Encrustation, 5 %of cross sectional area, from 08 to 04 o'clock, , within 8 inches of joint: YES, Start - GREASE/ENCRUSTATION AT 8 AND 4 653.2 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start - SLIGHT 653.2 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Start - SLIGHT 668.3 ft. MWL - Water Level, 25 %of cross sectional area 668.3 ft. MWM - Water Mark, 50 %of cross sectional area 668.3 ft. AMH - Downstream Manhole, Survey Begins - H 0708 Observation photos (4) 15.1 ft. - Deposits Attached Encrustation, 5 %of cross sectional area, from 08 to 04 o'clock, , within 8 inches of joint: YES, Start - GREASE/ENCRUSTATION AT 8 AND 4
15.1 ft. - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start - SLIGHT
15.1 ft. - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Start - SLIGHT
53 ft. - General Observation - 40% MAG COAT INTACT