Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Apr 17, 2020, 09:02 AM
  • 21 0622_21 0591_04172020_022950.mp4

Date
04/17/2020
W/O
823826
Weather
Dry
Operator/Surveyor
J. BUENROSTRO
Sewer ID
Z00787
PipeID
P15775
Time
2:02 AM
Certificate
U-715-07000770
System Owner
LACSD
Date Cleaned
Pre-Cleaning
Not Known
Media Label
K7613
Sewer Name
21 TRI-CITIES OUTFALL RELIEF 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
RFIR_WO_823826_TV21086_APR2020
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
169.2 ft.
Total Length
169.2 ft.
Structural Index
2
Structural Quick
3D2E
Structural Rating
134
O&M Index
0
O&M Quick
0000
O&M Rating
0
Overall Index
2
Overall Quick
Overall Rating
134
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, 15 %of cross sectional area0 ft. MWL - Water Level, 10 %of cross sectional area9.1 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start16 ft. SRP - Surface Reinforcement Projecting, from 11 to 01 o'clock, within 8 inches of joint: YES17.2 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Start168.1 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish168.1 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish169.2 ft. AMH - Downstream Manhole, Survey Ends - 21 0591

Observation photos (3)

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

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

  • Surface Reinforcement Projecting, from 11 to 01 o'clock, within 8 inches of joint: YES

    16 ft. - Surface Reinforcement Projecting, from 11 to 01 o'clock, within 8 inches of joint: YES

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

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

Observations (9)

DistanceCodeObservation
9.1SSS
168.1SSS
0AMH21 0622
16SRP
169.2AMH21 0591
17.2SAV
0MWM
168.1SAV
0MWL

Properties (6)

additional_info
SC411163
custom_field_two
2
customer
LACSD
datetime
2020-04-17T02:02:45-07:00
documentation
PROPIPE
is_lateral_inspection
false