Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Nov 24, 2021, 06:22 AM
  • H 1491_H 1490_11232021_230849.mp4

Date
11/23/2021
W/O
921631
Weather
Dry
Operator/Surveyor
J. BUENROSRO
Sewer ID
Z01206
PipeID
P16451
Time
10:22 PM
Certificate
U-715-07000770
System Owner
1
Date Cleaned
Pre-Cleaning
Not Known
Media Label
K9285
Sewer Name
H JOINT OUTFALL H - UNIT 8M RELIEF
City
WEST COVINA
Loc. details
Main Highway - Urban
Location Code
A
Use of Sewer
Sanitary Sewer
District
District 22
Page No.
30
Purpose
Routine Assessment
Project
RFIR_WO_921631_TV22148_NOV2021
Sewer Type
Gravity
Material
Reinforced Concrete Pipe
Shape
Circular
Height
36 in.
Width
36 in.
Upstream MH
H 1491
Downstream MH
H 1490
Dir. of Survey
Downstream
Length Surveyed
624 ft.
Total Length
624 ft.
Structural Index
3
Structural Quick
5141
Structural Rating
598
O&M Index
4
O&M Quick
4C00
O&M Rating
72
Overall Index
3
Overall Quick
Overall Rating
670
Pipe schematic from manhole H 1491 to H 1490
MH: H 1491MH: H 1490downstream0 ft. MWL - Water Level, 25 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - H 14910 ft. MWM - Water Mark, 40 %of cross sectional area10.5 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Start43 ft. SRV - Surface Reinforcement Visible, at 12 o'clock, within 8 inches of joint: YES73.7 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start368.7 ft. LR - Alignment Right, 25 %, Start458 ft. LR - Alignment Right, 25 %, Finish541.1 ft. TB - Tap Break-In, at 01 o'clock, -, within 8 inches of joint: NO, 8"624 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish624 ft. MWLS - Water Level, Sag in pipe, 75 %of cross sectional area624 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish624 ft. MSA - Survey Abandoned - SEVERE SAG

Observation photos (5)

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

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

  • Surface Reinforcement Visible, at 12 o'clock, within 8 inches of joint: YES

    43 ft. - Surface Reinforcement Visible, at 12 o'clock, within 8 inches of joint: YES

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

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

  • Alignment Right, 25 %, Start

    368.7 ft. - Alignment Right, 25 %, Start

  • Water Level, Sag in pipe, 75 %of cross sectional area

    624 ft. - Water Level, Sag in pipe, 75 %of cross sectional area

Observations (13)

DistanceCodeObservation
541.1TB
624SAP
624MWLS
0MWL
10.5SAP
73.7SSS
624SSS
624MSASEVERE SAG
0AMHH 1491
368.7LR
43SRV
0MWM
458LR

Properties (7)

additional_info
630069112321201
custom_field_three
MSA DUE TO SEVERE SAG
custom_field_two
5
customer
1
datetime
2021-11-23T22:22:26-08:00
documentation
PROPIPE
is_lateral_inspection
false