Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Dec 21, 2021, 06:18 AM
  • A 0711_A 0710_12202021_222253.mp4

Date
12/20/2021
W/O
926597
Weather
Dry
Operator/Surveyor
J. BUENROSTRO
Sewer ID
Z00316
PipeID
P07920
Time
10:18 PM
Certificate
U-715-07000770
System Owner
1
Date Cleaned
Pre-Cleaning
Not Known
Media Label
K9751
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.
14
Purpose
Routine Assessment
Project
RFIR_WO_926597_TV21041_DEC2021
Sewer Type
Siphon
Material
Reinforced Concrete Pipe
Shape
Circular
Height
39 in.
Width
75 in.
Upstream MH
A 0710
Downstream MH
A 0711
Dir. of Survey
Upstream
Length Surveyed
2.2 ft.
Total Length
2.2 ft.
Structural Index
3
Structural Quick
3121
Structural Rating
5
O&M Index
5
O&M Quick
5141
O&M Rating
9
Overall Index
4
Overall Quick
Overall Rating
14
Pipe schematic from manhole A 0710 to A 0711
MH: A 0710MH: A 0711upstream0 ft. MSA - Survey Abandoned - VIEW OF SIPHON UPLEG FROM THE D/S MH0.1 ft. LU - Alignment Up, 45 %0.2 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES0.2 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES2.2 ft. MWL - Water Level, 100 %of cross sectional area2.2 ft. MGO - General Observation - HEAVY STEAM IN SEWER2.2 ft. MWM - Water Mark, 100 %of cross sectional area2.2 ft. AMH - Downstream Manhole, Survey Begins - A 0710

Observation photos (1)

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

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

Observations (8)

DistanceCodeObservation
0MWL
0MGOHEAVY STEAM IN SEWER
2.2MSAVIEW OF SIPHON UPLEG FROM THE D/S MH
2.1LU
2SSS
0MWM
2SAP
0AMHA 0710

Properties (8)

additional_info
630098122021201
custom_field_three
AGGREGATE PROJECTING/SPALLING
custom_field_two
2
customer
1
datetime
2021-12-20T22:18:10-08:00
documentation
PROPIPE
is_lateral_inspection
false
year_laid
26232