Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Apr 29, 2021, 06:42 AM
  • 21 0622_21 0591_04282021_235408.mp4

Date
04/28/2021
W/O
886004
Weather
Dry
Operator/Surveyor
B.FUGATE
Sewer ID
Z00787
PipeID
P15775
Time
11:42 PM
Certificate
U-508-7069
System Owner
1
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K8851
Sewer Name
21 TRI-CITIES OUTFALL RELIEF TRUNK
City
POMONA
Loc. details
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 21
Page No.
14
Purpose
Routine Assessment
Project
RFIR_WO_886004_TV21086_APR2021
Sewer Type
Gravity
Material
Reinforced Concrete Pipe
Shape
Circular
Height
30 in.
Width
30 in.
Upstream MH
21 0622
Downstream MH
21 0591
Dir. of Survey
Downstream
Length Surveyed
156.4 ft.
Total Length
156.4 ft.
Structural Index
3
Structural Quick
5B3E
Structural Rating
230
O&M Index
2
O&M Quick
2500
O&M Rating
10
Overall Index
3
Overall Quick
Overall Rating
240
Pipe schematic from manhole 21 0622 to 21 0591
MH: 21 0622MH: 21 0591downstream0 ft. AMH - Upstream Manhole, Survey Begins - 21 06220 ft. MWM - Water Mark, 10 %of cross sectional area0 ft. MWL - Water Level, 5 %of cross sectional area2.1 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Start2.1 ft. SRV - Surface Reinforcement Visible, from 10 to 02 o'clock, within 8 inches of joint: YES, Start3.1 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start75.4 ft. SRV - Surface Reinforcement Visible, from 10 to 02 o'clock, within 8 inches of joint: YES, Finish132.7 ft. DSZ - Deposits Settled Other, 10 %of cross sectional area, at 06 o'clock, , within 8 inches of joint: NO, Start - SLUDGE156.4 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish156.4 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish156.4 ft. AMH - Downstream Manhole, Survey Ends - 21 0591 ZOOMED IN156.4 ft. DSZ - Deposits Settled Other, 10 %of cross sectional area, at 06 o'clock, , within 8 inches of joint: NO, Finish

Observation photos (3)

  • Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Start

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

  • Surface Reinforcement Visible, from 10 to 02 o'clock, within 8 inches of joint: YES, Start

    2.1 ft. - Surface Reinforcement Visible, from 10 to 02 o'clock, within 8 inches of joint: YES, Start

  • Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start

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

Observations (12)

DistanceCodeObservation
132.7DSZSLUDGE
156.4SSS
2.1SAV
3.1SSS
0AMH21 0622
0MWM
156.4SAV
156.4AMH21 0591 ZOOMED IN
156.4DSZ
0MWL
2.1SRV
75.4SRV

Properties (7)

additional_info
630074042821202
custom_field_three
AGGREGATE VISIBLE/REINFORCEMENT VISIBLE/SPALLING
custom_field_two
2
customer
1
datetime
2021-04-28T23:42:14-07:00
documentation
PROPIPE
is_lateral_inspection
false