- Date
- 03/25/2019
- W/O
- 755771
- Weather
- Dry
- Operator/Surveyor
- E.RUIZ
- Sewer ID
- Z00773
- PipeID
- P15885
- Time
- 3:41 AM
- Certificate
- U-715-07000753
- System Owner
- LACSD
- Date Cleaned
- —
- Pre-Cleaning
- Not Known
- Media Label
- K6493
- Sewer Name
- 21 LA VERNE TRUNK, SECTION 3
- City
- POMONA
- Loc. details
- Light Highway
- Location Code
- C
- Use of Sewer
- Sanitary Sewer
- District
- District 21
- Page No.
- 09
- Purpose
- Routine Assessment
- Project
- RFIR_WO_755771_TV21053_MAR2019
- Sewer Type
- Gravity
- Material
- Vitrified Clay Pipe
- Shape
- Circular
- Height
- 12 in.
- Width
- 12 in.
- Upstream MH
- 21 0772
- Downstream MH
- 21 0771
- Dir. of Survey
- Downstream
- Length Surveyed
- 104.9 ft.
- Total Length
- 104.9 ft.
- Structural Index
- 2
- Structural Quick
- 512A
- Structural Rating
- 29
- O&M Index
- 1
- O&M Quick
- 1100
- O&M Rating
- 1
- Overall Index
- 2
- Overall Quick
- —
- Overall Rating
- 30
Pipe schematic from manhole 21 0772 to 21 0771 Observation photos (5)

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

59.4 ft. - Water Level, Sag in pipe, 10 %of cross sectional area, Start

75.5 ft. - Broken, from 08 to 03 o'clock, within 8 inches of joint: YES

79 ft. - Fracture Circumferential, from 08 to 04 o'clock, within 8 inches of joint: YES

81.1 ft. - Crack Longitudinal, at 12 o'clock, within 8 inches of joint: YES