Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Mar 20, 2018, 04:33 PM
  • 21 0926_21 0925_3202018_105353.mp4

Date
03/20/2018
W/O
0696468
Weather
Dry
Operator/Surveyor
IGNACIO
Sewer ID
Z00760
PipeID
P16014
Time
9:33 AM
Certificate
PENDING
System Owner
LACSD
Date Cleaned
Pre-Cleaning
Not Known
Media Label
G7661
Sewer Name
21 CLAREMONT OUTFALL TRUNK
City
POMONA
Loc. details
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 21
Page No.
10
Purpose
Routine Assessment
Project
20180320MI_CLAREMONT_OUTFALL_TRUNK
Material
NRCP
Shape
Circular
Height
15 in.
Upstream MH
21 0926
Downstream MH
21 0925
Dir. of Survey
Downstream
Length Surveyed
453.2 ft.
Total Length
453.2 ft.
Structural Index
3
Structural Quick
3300
Structural Rating
9
O&M Index
2
O&M Quick
2100
O&M Rating
2
Overall Index
3
Overall Quick
Overall Rating
11
Pipe schematic from manhole 21 0926 to 21 0925
MH: 21 0926MH: 21 0925downstream0 ft. MWL - Water Level, 25 %of cross sectional area0 ft. MWM - Water Mark, 40 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 10:55 AM8 ft. MGO - General Observation - CIPP LINER8 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES227.2 ft. LFW - Lining Failure Wrinkled, at 09 o'clock, within 8 inches of joint: YES, Start255.1 ft. LFW - Lining Failure Wrinkled, at 09 o'clock, within 8 inches of joint: YES, Finish309 ft. LFW - Lining Failure Wrinkled, at 12 o'clock, within 8 inches of joint: YES, Start315.6 ft. LFW - Lining Failure Wrinkled, at 12 o'clock, within 8 inches of joint: YES, Finish448.8 ft. LFW - Lining Failure Wrinkled, at 12 o'clock, within 8 inches of joint: YES453.2 ft. AMH - Downstream Manhole, Survey Ends - 11:16 AM

Observation photos (5)

  • General Observation - CIPP LINER

    8 ft. - General Observation - CIPP LINER

  • Lining Failure Wrinkled, at 09 o'clock, within 8 inches of joint: YES, Start

    227.2 ft. - Lining Failure Wrinkled, at 09 o'clock, within 8 inches of joint: YES, Start

  • Lining Failure Wrinkled, at 12 o'clock, within 8 inches of joint: YES, Start

    309 ft. - Lining Failure Wrinkled, at 12 o'clock, within 8 inches of joint: YES, Start

  • Lining Failure Wrinkled, at 12 o'clock, within 8 inches of joint: YES

    448.8 ft. - Lining Failure Wrinkled, at 12 o'clock, within 8 inches of joint: YES

  • Downstream Manhole, Survey Ends - 11:16 AM

    453.2 ft. - Downstream Manhole, Survey Ends - 11:16 AM

Observations (11)

DistanceCodeObservation
255.1LFW
448.8LFW
227.2LFW
0MWL
8MGOCIPP LINER
309LFW
0MWM
8DAGS
0AMH10:55 AM
315.6LFW
453.2AMH11:16 AM

Properties (4)

custom_field_two
4
customer
LACSD
datetime
2018-03-20T09:33:42-07:00
lining
CIPP