- Date
- 04/30/2018
- W/O
- 0701634
- Weather
- Dry
- Operator/Surveyor
- MARTIN
- Sewer ID
- Z00709
- PipeID
- P14724
- Time
- 5:05 AM
- Certificate
- U-1014-06022543
- System Owner
- LACSD
- Date Cleaned
- —
- Pre-Cleaning
- No Pre-Cleaning
- Media Label
- G6992
- Sewer Name
- 18 SO WHITTIER OUTFALL RLF TR, SECTS 1,2A,2B,2C,&3
- City
- NORWALK
- Loc. details
- Light Highway
- Location Code
- C
- Use of Sewer
- Sanitary Sewer
- District
- District 18
- Page No.
- 30
- Purpose
- Routine Assessment
- Project
- 20180428MDM_SO_WHITTIER_OUTFALL_RLF_TR_SECTS_1_2A_2B_2C_3
- Material
- Reinforced Concrete Pipe
- Shape
- Circular
- Height
- 48 in.
- Upstream MH
- 18 0873
- Downstream MH
- 18 0872
- Dir. of Survey
- Downstream
- Length Surveyed
- 650.6 ft.
- Total Length
- 650.6 ft.
- Structural Index
- 2
- Structural Quick
- 3X2Y
- Structural Rating
- 637
- O&M Index
- 0
- O&M Quick
- 0000
- O&M Rating
- 0
- Overall Index
- 2
- Overall Quick
- —
- Overall Rating
- 637
Pipe schematic from manhole 18 0873 to 18 0872 Observation photos (7)

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

10.1 ft. - General Observation - MAG COAT 20% START

38.9 ft. - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Start - SEVERE AGG VERY SPORATIC

76.5 ft. - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: NO - BLISTERING CONCRETE

180.8 ft. - Surface Aggregate Visible, from 09 to 10 o'clock, within 8 inches of joint: NO - SEVERE AGG VERY SPORATIC

332 ft. - Surface Aggregate Visible, from 02 to 04 o'clock, within 8 inches of joint: NO - SEVERE AGG

382.9 ft. - Surface Aggregate Visible, from 08 to 09 o'clock, within 8 inches of joint: YES - SEVERE AGG