- Date
- 05/07/2021
- W/O
- 0886345
- Weather
- Dry
- Operator/Surveyor
- MARTIN
- Sewer ID
- Z00878
- PipeID
- P17759
- Time
- 12:19 AM
- Certificate
- U-1014-06022543
- System Owner
- LACSD
- Date Cleaned
- —
- Pre-Cleaning
- Not Known
- Media Label
- H1799
- Sewer Name
- 30 SOUTH BAY CITIES MAIN TRUNK
- City
- REDONDO BEACH
- Loc. details
- Alley
- Location Code
- H
- Use of Sewer
- Sanitary Sewer
- District
- District 30
- Page No.
- 05
- Purpose
- Capital Improvement Program Assesment
- Project
- 20210504MDM_SOUTH_BAY_CITIED_MAIN_TRUNK
- Material
- Reinforced Concrete Pipe
- Shape
- Circular
- Height
- 24 in.
- Upstream MH
- 30 0056
- Downstream MH
- 30 0055
- Dir. of Survey
- Downstream
- Length Surveyed
- 152.8 ft.
- Total Length
- 152.8 ft.
- Structural Index
- 3
- Structural Quick
- 4222
- Structural Rating
- 12
- O&M Index
- 2
- O&M Quick
- 2100
- O&M Rating
- 2
- Overall Index
- 3
- Overall Quick
- —
- Overall Rating
- 14
Pipe schematic from manhole 30 0056 to 30 0055 Observation photos (5)

2 ft. - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start - BLISTERING PEELING CONCRETE

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

23.6 ft. - Surface Spalling, from 02 to 04 o'clock, within 8 inches of joint: NO - BLISTERING CONCRETE

62 ft. - Surface Aggregate Missing, from 11 to 01 o'clock, within 8 inches of joint: NO - SEVERE AGG

125.5 ft. - Roots Tap Joint, from 11 to 03 o'clock, 5 %, within 8 inches of joint: YESR, Start