- Date
- 12/28/2021
- W/O
- 926690
- Weather
- Dry
- Operator/Surveyor
- S. LOPEZ
- Sewer ID
- Z00736
- PipeID
- P19263
- Time
- 2:11 AM
- Certificate
- U-0720-70309212
- System Owner
- 1
- Date Cleaned
- —
- Pre-Cleaning
- No Pre-Cleaning
- Media Label
- K9805
- Sewer Name
- 20 AVENUE "Q" EXTENSION TRUNK
- City
- PALMDALE
- Loc. details
- Main Highway - Suburban/Rural
- Location Code
- B
- Use of Sewer
- Sanitary Sewer
- District
- District 20
- Page No.
- 07
- Purpose
- Routine Assessment
- Project
- WO_926690_TV20035_DEC2021
- Sewer Type
- Gravity
- Material
- Vitrified Clay Pipe
- Shape
- Circular
- Height
- 12 in.
- Width
- 12 in.
- Upstream MH
- 20 0297
- Downstream MH
- 20 0296
- Dir. of Survey
- Downstream
- Length Surveyed
- 50.6 ft.
- Total Length
- 50.6 ft.
- Structural Index
- 2
- Structural Quick
- 4124
- Structural Rating
- 12
- O&M Index
- 3
- O&M Quick
- 4121
- O&M Rating
- 6
- Overall Index
- 3
- Overall Quick
- —
- Overall Rating
- 18
Pipe schematic from manhole 20 0297 to 20 0296 Observation photos (5)

2 ft. - Deposits Attached Grease, 10 %of cross sectional area, from 02 to 10 o'clock, , within 8 inches of joint: YES

5.3 ft. - Fracture Multiple, from 09 to 03 o'clock, within 8 inches of joint: YES

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

36.2 ft. - Crack Longitudinal, at 03 o'clock, within 8 inches of joint: YES

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