- Date
- 08/28/2019
- W/O
- 782451
- Weather
- Dry
- Operator/Surveyor
- J. BUENROSTRO
- Sewer ID
- Z01090
- PipeID
- P26674
- Time
- 12:27 AM
- Certificate
- U-715-07000770
- System Owner
- LACSD
- Date Cleaned
- —
- Pre-Cleaning
- Not Known
- Media Label
- K6914
- Sewer Name
- 29 ALAMITOS PUMPING PLANT SEWER
- City
- SIGNAL HILL
- Loc. details
- Main Highway - Urban
- Location Code
- A
- Use of Sewer
- Sanitary Sewer
- District
- District 29
- Page No.
- 04
- Purpose
- Routine Assessment
- Project
- RFIR_WO_782451_TV29066_AUG2019
- Sewer Type
- Gravity
- Material
- Vitrified Clay Pipe
- Shape
- Circular
- Height
- 8 in.
- Width
- 8 in.
- Upstream MH
- 29 0401
- Downstream MH
- 29 0400B
- Dir. of Survey
- Downstream
- Length Surveyed
- 13.2 ft.
- Total Length
- 13.2 ft.
- Structural Index
- 1
- Structural Quick
- 1300
- Structural Rating
- 3
- O&M Index
- 2
- O&M Quick
- 2200
- O&M Rating
- 4
- Overall Index
- 1
- Overall Quick
- —
- Overall Rating
- 7
Pipe schematic from manhole 29 0401 to 29 0400B Observation photos (3)

0 ft. - Upstream Manhole, Survey Begins - 29 0401

0 ft. - Surface Roughness Increased, from 07 to 05 o'clock, within 8 inches of joint: YES, Start

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