Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Apr 11, 2019, 06:51 AM
  • 21 0596_21 0595 _11042019_021616.mp4

Date
04/10/2019
W/O
761818
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00786
PipeID
P15750
Time
11:51 PM
Certificate
U-111-11880
System Owner
LACSD
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K6454
Sewer Name
21 TRI-CITIES OUTFALL TRUNK
City
POMONA
Loc. details
Main Highway - Urban
Location Code
A
Use of Sewer
Sanitary Sewer
District
District 21
Page No.
14
Purpose
Routine Assessment
Project
WO_761818_TV21081_APR2019
Sewer Type
Gravity
Material
Reinforced Concrete Pipe
Shape
Circular
Height
22 in.
Width
22 in.
Upstream MH
21 0596
Downstream MH
21 0595
Dir. of Survey
Downstream
Length Surveyed
941.6 ft.
Total Length
941.6 ft.
Structural Index
2
Structural Quick
2e00
Structural Rating
376
O&M Index
2
O&M Quick
2e00
O&M Rating
376
Overall Index
2
Overall Quick
Overall Rating
752
Pipe schematic from manhole 21 0596 to 21 0595
MH: 21 0596MH: 21 0595downstream0 ft. AMH - Upstream Manhole, Survey Begins - 21 0596, POSSIBLY ABANDONED.0 ft. MWM - Water Mark, 35 %of cross sectional area0 ft. MWL - Water Level, 25 %of cross sectional area2 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start2 ft. MLC - Lining Change, Cured in place2.5 ft. SSS - Surface Spalling, from 07 to 05 o'clock, within 8 inches of joint: YES, Start241 ft. MGO - General Observation - WRINKLE IN LINER940.5 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish941 ft. SSS - Surface Spalling, from 07 to 05 o'clock, within 8 inches of joint: YES, Finish941.6 ft. AMH - Downstream Manhole, Survey Ends - 21 0595

Observation photos (2)

  • Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 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

  • Lining Change, Cured in place

    2 ft. - Lining Change, Cured in place

Observations (10)

DistanceCodeObservation
241MGOWRINKLE IN LINER
0AMH21 0596, POSSIBLY ABANDONED.
0MWM
940.5DAGS
941SSS
2.5SSS
2DAGS
941.6AMH21 0595
2MLC
0MWL

Properties (6)

additional_info
SC366222
custom_field_two
3
customer
LACSD
datetime
2019-04-10T23:51:56-07:00
documentation
PRO PIPE
is_lateral_inspection
false