Date 06/17/2019
W/O 0772128
Weather Dry
Operator/Surveyor SANTIAGO OBREGON
Sewer ID Z00941
PipeID P11115
Time 10:53 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 0707
Dir. of Survey Downstream
Length Surveyed 623 ft.
Total Length 623 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 0707 MH: H 0708 MH: H 0707 downstream 0 ft. MWM - Water Mark, 50 %of cross sectional area 0 ft. AMH - Upstream Manhole, Survey Begins - H 0708 0 ft. MWL - Water Level, 30 %of cross sectional area 8.8 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Start - SLIGHT 8.8 ft. DAE - Deposits Attached Encrustation, 5 %of cross sectional area, from 08 to 04 o'clock, , within 8 inches of joint: YES, Start - GREASE OR ENCRUSTATION AT 8 AND 4 8.8 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start - SLIGHT 10 ft. MGO - General Observation - 50% MAG COAT INTACT 247.6 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish 617.2 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish 617.2 ft. DAE - Deposits Attached Encrustation, 5 %of cross sectional area, from 08 to 04 o'clock, , within 8 inches of joint: YES, Finish 623 ft. AMH - Downstream Manhole, Survey Ends - H 0707 Observation photos (3) 8.8 ft. - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Start - SLIGHT
8.8 ft. - Deposits Attached Encrustation, 5 %of cross sectional area, from 08 to 04 o'clock, , within 8 inches of joint: YES, Start - GREASE OR ENCRUSTATION AT 8 AND 4
8.8 ft. - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start - SLIGHT