Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0May 14, 2021, 05:39 AM
  • 21 1144_21 1143_05132021_224558.mp4

Date
05/13/2021
W/O
891122
Weather
Dry
Operator/Surveyor
M.MARTINEZ
Sewer ID
Z00780
PipeID
P16238
Time
10:39 PM
Certificate
U-115-06022794
System Owner
1
Date Cleaned
Pre-Cleaning
Not Known
Media Label
K8955
Sewer Name
21 POMONA BOULEVARD INTERCEPTOR TRUNK
City
POMONA
Loc. details
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 21
Page No.
15
Purpose
Routine Assessment
Project
RFIR_WO_891122_TV21064_MAY2021
Sewer Type
Siphon
Material
Reinforced Concrete Pipe
Shape
Circular
Height
33 in.
Width
33 in.
Upstream MH
21 1143
Downstream MH
21 1144
Dir. of Survey
Upstream
Length Surveyed
2 ft.
Total Length
2 ft.
Structural Index
3
Structural Quick
3121
Structural Rating
5
O&M Index
5
O&M Quick
5100
O&M Rating
5
Overall Index
3
Overall Quick
Overall Rating
10
Pipe schematic from manhole 21 1143 to 21 1144
MH: 21 1143MH: 21 1144upstream0 ft. SAV - Surface Aggregate Visible, from 09 to 03 o'clock, within 8 inches of joint: YES0 ft. MSA - Survey Abandoned - VIEW OF U/S SIPHON FROM D/S MH0 ft. SSS - Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES2 ft. MWM - Water Mark, 95 %of cross sectional area2 ft. AMH - Downstream Manhole, Survey Begins - 21 11432 ft. MWL - Water Level, 50 %of cross sectional area

Observation photos (3)

  • Surface Aggregate Visible, from 09 to 03 o'clock, within 8 inches of joint: YES

    2 ft. - Surface Aggregate Visible, from 09 to 03 o'clock, within 8 inches of joint: YES

  • Survey Abandoned - VIEW OF U/S SIPHON FROM D/S MH

    2 ft. - Survey Abandoned - VIEW OF U/S SIPHON FROM D/S MH

  • Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES

    2 ft. - Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES

Observations (6)

DistanceCodeObservation
0MWM
0AMH21 1143
2SAV
2MSAVIEW OF U/S SIPHON FROM D/S MH
0MWL
2SSS

Properties (7)

custom_field_three
AGGREGATE VISIBLE, SPALLING
custom_field_two
3
customer
1
datetime
2021-05-13T22:39:19-07:00
documentation
PRO PIPE
is_lateral_inspection
false
year_laid
31044