- Date
- 04/20/2018
- W/O
- 695664
- Weather
- Dry
- Operator/Surveyor
- S. LOPEZ
- Sewer ID
- Z00800
- PipeID
- P16829
- Time
- 2:50 AM
- Certificate
- U-111-11880
- System Owner
- LACSD
- Date Cleaned
- —
- Pre-Cleaning
- No Pre-Cleaning
- Media Label
- K5573
- Sewer Name
- 22 COVINA CONNECTION EXTENSION TRUNK
- City
- COVINA
- Loc. details
- Light Highway
- Location Code
- C
- Use of Sewer
- Sanitary Sewer
- District
- District 22
- Page No.
- 31
- Purpose
- Routine Assessment
- Project
- WO_695664_TV22031_APR2018
- Sewer Type
- Gravity
- Material
- NRCP
- Shape
- Circular
- Height
- 10 in.
- Width
- 10 in.
- Upstream MH
- 22 0490
- Downstream MH
- 22 0489
- Dir. of Survey
- Downstream
- Length Surveyed
- 39.2 ft.
- Total Length
- 39.2 ft.
- Structural Index
- 3
- Structural Quick
- 3200
- Structural Rating
- 6
- O&M Index
- 0
- O&M Quick
- 0000
- O&M Rating
- 0
- Overall Index
- 3
- Overall Quick
- —
- Overall Rating
- 6
Pipe schematic from manhole 22 0490 to 22 0489 Observation photos (4)

2 ft. - Surface Aggregate Projecting, from 12 to 12 o'clock, within 8 inches of joint: YES, Start

10.1 ft. - Material Change, Vitrified clay pipe

15.1 ft. - Material Change, Concrete pipe (non-reinfored)

31.8 ft. - Crack Multiple, from 10 to 02 o'clock, within 8 inches of joint: YES