- Date
- 09/27/2016
- W/O
- 591676
- Weather
- Dry
- Operator/Surveyor
- J. HARTOOG
- Sewer ID
- Z00806
- PipeID
- P16488
- Time
- 3:47 AM
- Certificate
- U5073386
- System Owner
- LACSD
- Date Cleaned
- —
- Pre-Cleaning
- Not Known
- Media Label
- K3719
- Sewer Name
- 22 DISTRICT #22 MAIN RELIEF TRUNK
- City
- COVINA, CA
- Loc. details
- Light Highway
- Location Code
- C
- Use of Sewer
- Sanitary Sewer
- District
- District 22
- Page No.
- 32
- Purpose
- Routine Assessment
- Project
- WO_591676_TV22107_SEP2016
- Material
- Reinforced Concrete Pipe
- Shape
- Circular
- Height
- 27 in.
- Width
- 27 in.
- Upstream MH
- 22 1292
- Downstream MH
- 22 1291
- Dir. of Survey
- Downstream
- Length Surveyed
- 545.7 ft.
- Total Length
- 545.7 ft.
- Structural Index
- 2
- Structural Quick
- 2T00
- Structural Rating
- 206
- O&M Index
- 2
- O&M Quick
- 352U
- O&M Rating
- 231
- Overall Index
- 2
- Overall Quick
- —
- Overall Rating
- 437
Pipe schematic from manhole 22 1292 to 22 1291 Observation photos (4)

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

67.8 ft. - Surface Spalling Chemical, from 08 to 04 o'clock, within 8 inches of joint: YES, Start

182 ft. - Obstacles Rocks, 15 %of cross sectional area, from 04 to 08 o'clock, Start

404.2 ft. - Water Level, Sag in pipe, 5 %of cross sectional area, Start