- Date
- 12/14/2021
- W/O
- 926766
- Weather
- Dry
- Operator/Surveyor
- J. BUENROSTRO
- Sewer ID
- Z00815
- PipeID
- P16775
- Time
- 11:33 PM
- Certificate
- U-715-07000770
- System Owner
- 1
- Date Cleaned
- —
- Pre-Cleaning
- Not Known
- Media Label
- K9300
- Sewer Name
- 22 LARK ELLEN TRUNK, SECTS 2&3
- City
- COVINA
- Loc. details
- Main Highway - Urban
- Location Code
- A
- Use of Sewer
- Sanitary Sewer
- District
- District 22
- Page No.
- 25
- Purpose
- Routine Assessment
- Project
- RFIR_WO_926766_TV22047_DEC2021
- Sewer Type
- Gravity
- Material
- NRCP
- Shape
- Circular
- Height
- 12 in.
- Width
- 12 in.
- Upstream MH
- 22 0438
- Downstream MH
- 22 0437
- Dir. of Survey
- Downstream
- Length Surveyed
- 420.9 ft.
- Total Length
- 420.9 ft.
- Structural Index
- 3
- Structural Quick
- 3P00
- Structural Rating
- 252
- O&M Index
- 2
- O&M Quick
- 2P00
- O&M Rating
- 166
- Overall Index
- 3
- Overall Quick
- —
- Overall Rating
- 418
Pipe schematic from manhole 22 0438 to 22 0437 Observation photos (2)

2.1 ft. - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Start

5.7 ft. - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start