- Date
- 09/29/2016
- W/O
- 597488
- Weather
- Dry
- Operator/Surveyor
- J. HARTOOG
- Sewer ID
- Z00806
- PipeID
- P16479
- Time
- 1:55 AM
- Certificate
- U507-3386
- System Owner
- LACSD
- Date Cleaned
- —
- Pre-Cleaning
- Not Known
- Media Label
- K3722
- 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.
- 31
- Purpose
- Routine Assessment
- Project
- WO_597488_TV22152_OCT2016
- Material
- Reinforced Concrete Pipe
- Shape
- Circular
- Height
- 27 in.
- Width
- 27 in.
- Upstream MH
- 22 1283
- Downstream MH
- 22 1282
- Dir. of Survey
- Downstream
- Length Surveyed
- 495.1 ft.
- Total Length
- 495.2 ft.
- Structural Index
- 1
- Structural Quick
- 1R00
- Structural Rating
- 97
- O&M Index
- 2
- O&M Quick
- 2S00
- O&M Rating
- 196
- Overall Index
- 2
- Overall Quick
- —
- Overall Rating
- 293
Pipe schematic from manhole 22 1283 to 22 1282 Observation photos (2)

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

7.2 ft. - Surface Roughness Increased, from 08 to 04 o'clock, within 8 inches of joint: YES, Start