Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Sep 21, 2021, 08:48 PM
  • A 0691_A 0689_09212021_135313.mp4

Date
09/21/2021
W/O
911331
Weather
Dry
Operator/Surveyor
M.MARTINEZ
Sewer ID
Z00316
PipeID
P07899
Time
1:48 PM
Certificate
U-115-06022794
System Owner
1
Date Cleaned
Pre-Cleaning
Not Known
Media Label
K9131
Sewer Name
A JOA-1A DISTRICT 21 INTERCEPTOR
City
POMONA
Loc. details
Easement/Right of Way
Location Code
D
Use of Sewer
Sanitary Sewer
District
District 21
Page No.
18
Purpose
Routine Assessment
Project
WO_911331_TV21060_SEP2021
Sewer Type
Siphon
Material
Reinforced Concrete Pipe
Shape
Circular
Height
42 in.
Width
36 in.
Upstream MH
A 0689
Downstream MH
A 0691
Dir. of Survey
Upstream
Length Surveyed
2.1 ft.
Total Length
2.1 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 A 0689 to A 0691
MH: A 0689MH: A 0691upstream0 ft. SAV - Surface Aggregate Visible, from 11 to 01 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 11 to 01 o'clock, within 8 inches of joint: YES2.1 ft. MWL - Water Level, 80 %of cross sectional area2.1 ft. MWM - Water Mark, 90 %of cross sectional area2.1 ft. AMH - Downstream Manhole, Survey Begins - A 0689

Observation photos (3)

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

    2.1 ft. - Surface Aggregate Visible, from 11 to 01 o'clock, within 8 inches of joint: YES

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

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

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

    2.1 ft. - Surface Spalling, from 11 to 01 o'clock, within 8 inches of joint: YES

Observations (6)

DistanceCodeObservation
0MWL
2.1SAV
2.1MSAVIEW OF U/S SIPHON FROM D/S MH
0MWM
0AMHA 0689
2.1SSS

Properties (6)

custom_field_three
AGGREGATE PROJECTING
custom_field_two
3
customer
1
datetime
2021-09-21T13:48:40-07:00
documentation
PRO PIPE
is_lateral_inspection
false