Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Jul 25, 2017, 08:18 AM
  • A 0531_A 0530_7252017_020253.mp4

Date
07/25/2017
W/O
0651133
Weather
Dry
Operator/Surveyor
MARTIN
Sewer ID
Z00315
PipeID
P07767
Time
1:18 AM
Certificate
U-1014-06022543
System Owner
LACSD
Date Cleaned
Pre-Cleaning
Not Known
Media Label
H0602
Sewer Name
A JOA-1A DISTRICT 5 INTERCEPTOR
City
GARDENA
Loc. details
Main Highway - Urban
Location Code
A
Use of Sewer
Sanitary Sewer
District
District 05
Page No.
20
Purpose
Routine Assessment
Project
20170724MDM_JOA_1A_DISTRICT_5_INTERCEPTOR
Material
Reinforced Concrete Pipe
Shape
Circular
Height
54 in.
Upstream MH
A 0531
Downstream MH
A 0530
Dir. of Survey
Downstream
Length Surveyed
5 ft.
Total Length
5 ft.
Structural Index
3
Structural Quick
3221
Structural Rating
8
O&M Index
5
O&M Quick
5100
O&M Rating
5
Overall Index
3
Overall Quick
Overall Rating
13
Pipe schematic from manhole A 0531 to A 0530
MH: A 0531MH: A 0530downstream0 ft. AMH - Upstream Manhole, Survey Begins - 2:10AM0 ft. MWL - Water Level, 80 %of cross sectional area0 ft. MWM - Water Mark, 100 %of cross sectional area2 ft. LFD - Lining Failure Detached, from 09 to 03 o'clock, within 8 inches of joint: YES - 30% EPOXY COATING REMAINING3 ft. SSS - Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES - BLISTERING PEELING CONCRETE4 ft. SAP - Surface Aggregate Projecting, from 10 to 02 o'clock, within 8 inches of joint: YES - SEVERE AGG5 ft. MSA - Survey Abandoned - DOWNLEG UPSTREAM SIPHON

Observation photos (4)

  • Lining Failure Detached, from 09 to 03 o'clock, within 8 inches of joint: YES - 30% EPOXY COATING REMAINING

    2 ft. - Lining Failure Detached, from 09 to 03 o'clock, within 8 inches of joint: YES - 30% EPOXY COATING REMAINING

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

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

  • Surface Aggregate Projecting, from 10 to 02 o'clock, within 8 inches of joint: YES - SEVERE AGG

    4 ft. - Surface Aggregate Projecting, from 10 to 02 o'clock, within 8 inches of joint: YES - SEVERE AGG

  • Survey Abandoned - DOWNLEG UPSTREAM SIPHON

    5 ft. - Survey Abandoned - DOWNLEG UPSTREAM SIPHON

Observations (7)

DistanceCodeObservation
0AMH2:10AM
4SAPSEVERE AGG
0MWL
2LFD30% EPOXY COATING REMAINING
5MSADOWNLEG UPSTREAM SIPHON
0MWM
3SSSBLISTERING PEELING CONCRETE

Properties (5)

additional_info
DOWNLEG UPSTREAM SIPHON NORTH-EAST
custom_field_three
SEVERE PROJECTING AGG-30% COATING REMAINING
custom_field_two
3
customer
LACSD
datetime
2017-07-25T01:18:58-07:00