- Date
- 07/01/2021
- W/O
- 896577
- Weather
- Dry
- Operator/Surveyor
- S. LOPEZ
- Sewer ID
- Z00751
- PipeID
- P19259
- Time
- 2:46 AM
- Certificate
- U-0720-70309212
- System Owner
- 1
- Date Cleaned
- —
- Pre-Cleaning
- No Pre-Cleaning
- Media Label
- K9017
- Sewer Name
- 20 20TH STREET EAST RELIEF TRUNK
- City
- PALMDALE
- Loc. details
- Light Highway
- Location Code
- C
- Use of Sewer
- Sanitary Sewer
- District
- District 20
- Page No.
- 12
- Purpose
- Routine Assessment
- Project
- RFIR_WO_896577_TV20025_JUN2021
- Sewer Type
- Gravity
- Material
- NRCP
- Shape
- Circular
- Height
- 12 in.
- Width
- 12 in.
- Upstream MH
- 20 0293
- Downstream MH
- 20 0292
- Dir. of Survey
- Downstream
- Length Surveyed
- 313.2 ft.
- Total Length
- 313.2 ft.
- Structural Index
- 3
- Structural Quick
- 3K00
- Structural Rating
- 186
- O&M Index
- 2
- O&M Quick
- 312K
- O&M Rating
- 129
- Overall Index
- 2
- Overall Quick
- —
- Overall Rating
- 315
Pipe schematic from manhole 20 0293 to 20 0292 Observation photos (5)

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

2 ft. - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start

171.7 ft. - Roots Fine Connection, from 09 to 11 o'clock, within 8 inches of joint: YES

236.6 ft. - Roots Fine Connection, from 09 to 11 o'clock, within 8 inches of joint: YES

249.2 ft. - Roots Medium Connection, from 01 to 05 o'clock, 15 %, within 8 inches of joint: YES