- Date
- 10/21/2019
- W/O
- 787725
- Weather
- Dry
- Operator/Surveyor
- J. BUENROSTRO
- Sewer ID
- Z00763
- PipeID
- P15514
- Time
- 8:19 AM
- Certificate
- U-715-07000770
- System Owner
- LACSD
- Date Cleaned
- —
- Pre-Cleaning
- Not Known
- Media Label
- K7065
- Sewer Name
- 21 DISTRICT #21 OUTFALL TRUNK
- City
- POMONA
- Loc. details
- Other
- Location Code
- Z
- Use of Sewer
- Sanitary Sewer
- District
- District 21
- Page No.
- 14
- Purpose
- Routine Assessment
- Project
- RFIR_WO_787725_TV21101_SEP2019
- Sewer Type
- Gravity
- Material
- Reinforced Concrete Pipe
- Shape
- Circular
- Height
- 24 in.
- Width
- 24 in.
- Upstream MH
- 21 0319
- Downstream MH
- 21 0318
- Dir. of Survey
- Downstream
- Length Surveyed
- 242.6 ft.
- Total Length
- 242.6 ft.
- Structural Index
- 2
- Structural Quick
- 3F2I
- Structural Rating
- 247
- O&M Index
- 1
- O&M Quick
- 411B
- O&M Rating
- 21
- Overall Index
- 2
- Overall Quick
- —
- Overall Rating
- 268
Pipe schematic from manhole 21 0319 to 21 0318 Observation photos (4)

0 ft. - Upstream Manhole, Survey Begins - 21 0319

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

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

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