- Date
- 02/16/2022
- W/O
- 936573
- Weather
- Dry
- Operator/Surveyor
- J. BUENROSTRO
- Sewer ID
- Z00316
- PipeID
- P07827
- Time
- 10:29 PM
- Certificate
- U-715-07000770
- System Owner
- 1
- Date Cleaned
- —
- Pre-Cleaning
- Not Known
- Media Label
- K9784
- Sewer Name
- A JOA-1A DISTRICT 21 INTERCEPTOR
- City
- CITY OF INDUSTRY
- Loc. details
- Railway
- Location Code
- L
- Use of Sewer
- Sanitary Sewer
- District
- District 21
- Page No.
- 33
- Purpose
- Routine Assessment
- Project
- WO_936573_TV21027_FEB2022
- Sewer Type
- Gravity
- Material
- Reinforced Concrete Pipe
- Shape
- Circular
- Height
- 42 in.
- Width
- 51 in.
- Upstream MH
- A 0622
- Downstream MH
- A 0621
- Dir. of Survey
- Downstream
- Length Surveyed
- 1069.1 ft.
- Total Length
- 1069.1 ft.
- Structural Index
- 2
- Structural Quick
- 322\
- Structural Rating
- 300
- O&M Index
- 4
- O&M Quick
- 4100
- O&M Rating
- 4
- Overall Index
- 2
- Overall Quick
- —
- Overall Rating
- 304
Pipe schematic from manhole A 0622 to A 0621 Observation photos (6)

52.9 ft. - Surface Spalling, from 02 to 03 o'clock, within 8 inches of joint: NO

136.6 ft. - Surface Spalling, from 08 to 10 o'clock, within 8 inches of joint: NO

142 ft. - Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES

347.3 ft. - Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES, Start

852.2 ft. - Surface Aggregate Visible, from 02 to 04 o'clock, within 8 inches of joint: NO

933.4 ft. - Surface Aggregate Visible, at 12 o'clock, within 8 inches of joint: NO