Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Jul 12, 2021, 10:41 AM
  • 02 2328_02 2327_7122021_034253.mp4

Date
07/12/2021
W/O
001673
Weather
Dry
Operator/Surveyor
MARTIN
Sewer ID
Z00896
PipeID
P20958
Time
3:41 AM
Certificate
U-1014-06022543
System Owner
LACSD
Date Cleaned
Pre-Cleaning
Not Known
Media Label
H1869
Sewer Name
02 ARTHUR AVENUE TRUNK
City
PARAMOUNT BLVD
Loc. details
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 02
Page No.
31
Purpose
Capital Improvement Program Assesment
Project
20210712MDM_ARTHUR_AVENUE_TRUNK
Material
Vitrified Clay Pipe
Shape
Circular
Height
24 in.
Upstream MH
02 2328
Downstream MH
02 2327
Dir. of Survey
Downstream
Length Surveyed
299.6 ft.
Total Length
299.6 ft.
Structural Index
2
Structural Quick
2200
Structural Rating
4
O&M Index
3
O&M Quick
4122
O&M Rating
8
Overall Index
2
Overall Quick
Overall Rating
12
Pipe schematic from manhole 02 2328 to 02 2327
MH: 02 2328MH: 02 2327downstream0 ft. MWL - Water Level, 10 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 3:55AM0 ft. MWM - Water Mark, 20 %of cross sectional area46.5 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Start77.6 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start - SLIGHT BLISTERING OUTER SURFACE203 ft. DSZ - Deposits Settled Other, 10 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Start - SLUDGE225 ft. MWM - Water Mark, 40 %of cross sectional area225 ft. MWLS - Water Level, Sag in pipe, 20 %of cross sectional area265 ft. MWM - Water Mark, 60 %of cross sectional area265 ft. MWL - Water Level, 40 %of cross sectional area299.1 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Finish299.2 ft. DSZ - Deposits Settled Other, 10 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Finish - SLUDGE299.2 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish - SLIGHT BLISTERING OUTER SURFACE299.6 ft. AMH - Downstream Manhole, Survey Ends - 4:35AM

Observation photos (3)

  • Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock,  , within 8 inches of joint: YES, Start

    46.5 ft. - Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Start

  • Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start - SLIGHT BLISTERING OUTER SURFACE

    77.6 ft. - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start - SLIGHT BLISTERING OUTER SURFACE

  • Water Level, 40 %of cross sectional area

    265 ft. - Water Level, 40 %of cross sectional area

Observations (14)

DistanceCodeObservation
77.6SSSSLIGHT BLISTERING OUTER SURFACE
265MWM
299.2DSZSLUDGE
299.2SSSSLIGHT BLISTERING OUTER SURFACE
0MWL
225MWM
46.5DAGS
0AMH3:55AM
225MWLS
299.6AMH4:35AM
299.1DAGS
0MWM
203DSZSLUDGE
265MWL

Properties (6)

custom_field_three
SPALLING SLIGHTLY BLISTERING OUTER SURFACE
custom_field_two
3
customer
LACSD
datetime
2021-07-12T03:41:46-07:00
documentation
MARTIN,REVELES,OLIVER 111,BARR
is_lateral_inspection
false