- Date
- 03/05/2019
- W/O
- 0759065
- Weather
- Dry
- Operator/Surveyor
- MARTIN
- Sewer ID
- Z00878
- PipeID
- P17762
- Time
- 4:24 AM
- Certificate
- U-1014-06022543
- System Owner
- LACSD
- Date Cleaned
- —
- Pre-Cleaning
- Not Known
- Media Label
- H1137
- Sewer Name
- 30 SOUTH BAY CITIES MAIN TRUNK
- City
- REDONDO BEACH
- Loc. details
- Light Highway
- Location Code
- C
- Use of Sewer
- Sanitary Sewer
- District
- District 30
- Page No.
- 05
- Purpose
- Capital Improvement Program Assesment
- Project
- 20190305MDM_SOUTH_BAY_CITIES_MAIN_TRUNK
- Material
- Reinforced Concrete Pipe
- Shape
- Circular
- Height
- 24 in.
- Upstream MH
- 30 0059
- Downstream MH
- 30 0058
- Dir. of Survey
- Downstream
- Length Surveyed
- 298.8 ft.
- Total Length
- 298.8 ft.
- Structural Index
- 4
- Structural Quick
- 4300
- Structural Rating
- 12
- O&M Index
- 2
- O&M Quick
- 2200
- O&M Rating
- 4
- Overall Index
- 3
- Overall Quick
- —
- Overall Rating
- 16
Pipe schematic from manhole 30 0059 to 30 0058 Observation photos (6)

2 ft. - General Observation - 98% MAG COAT START

2 ft. - Surface Aggregate Missing, from 08 to 04 o'clock, within 8 inches of joint: YES, Start - SEVERE AGG UNDER MAG COAT

17.1 ft. - Deposits Settled Other, 10 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES - R0CKS SLUDGE

105.6 ft. - General Observation - 99% MAG COAT

255.6 ft. - Surface Aggregate Missing, from 08 to 04 o'clock, within 8 inches of joint: NO - SEVERE AGG UNDER MAG COAT

278.8 ft. - Surface Aggregate Missing, from 01 to 03 o'clock, within 8 inches of joint: NO - SEVERE AGG