Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Dec 14, 2020, 11:22 AM

  • 05 1791_05 2259_12142020_034345.mp4

Date
12/14/2020
W/O
0864830
Weather
Dry
Operator/Surveyor
MARTIN
Sewer ID
Z00475
PipeID
P07383
Time
3:22 AM
Certificate
U-1014-06022543
System Owner
LACSD
Date Cleaned
—
Pre-Cleaning
Not Known
Media Label
H1671
Sewer Name
05 LOMITA TRUNK EXTENSION RELIEF
City
LOMITA
Loc. details
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 05
Page No.
31
Purpose
Routine Assessment
Project
20201214MDM_LOMITA_TRUNK_EXTENSION_RELIEF
Material
Vitrified Clay Pipe
Shape
Circular
Height
18 in.
Upstream MH
05 2259
Downstream MH
05 1791
Dir. of Survey
Upstream
Length Surveyed
120.2 ft.
Total Length
120.2 ft.
Structural Index
2
Structural Quick
2100
Structural Rating
2
O&M Index
3
O&M Quick
4221
O&M Rating
10
Overall Index
3
Overall Quick
—
Overall Rating
12
Pipe schematic from manhole 05 2259 to 05 1791
MH: 05 2259MH: 05 1791upstream0 ft. AMH - Upstream Manhole, Survey Ends(COMPLETED REVERSE INSPECTION) - COMPLETED REVERSE INSPECTION4 ft. MGO - General Observation - ZOOM 4'4.3 ft. DSZ - Deposits Settled Other, 30 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: NO - SLUDGE4.3 ft. DSZ - Deposits Settled Other, 10 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Finish - SLUDGE10.8 ft. MWLS - Water Level, Sag in pipe, 30 %of cross sectional area10.8 ft. DSZ - Deposits Settled Other, 10 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Start - SLUDGE10.8 ft. MWM - Water Mark, 60 %of cross sectional area10.8 ft. MWL - Water Level, 40 %of cross sectional area23.7 ft. MWM - Water Mark, 40 %of cross sectional area23.7 ft. MWL - Water Level, 20 %of cross sectional area42.7 ft. MWM - Water Mark, 10 %of cross sectional area50.1 ft. MWL - Water Level, 5 %of cross sectional area120.2 ft. MGO - General Observation - Conn. @ Mh, 9 O' Clock. Active120.2 ft. MWL - Water Level, 10 %of cross sectional area120.2 ft. MWM - Water Mark, 30 %of cross sectional area120.2 ft. AMH - Downstream Manhole, Survey Begins - 3:45AM

Observation photos (2)

  • Water Mark, 10 %of cross sectional area

    77.5 ft. - Water Mark, 10 %of cross sectional area

  • Water Mark, 40 %of cross sectional area

    96.5 ft. - Water Mark, 40 %of cross sectional area

All inspections of P07383Work order 0864830

Observations (16)

DistanceCodeObservation
0MGOConn. @ Mh, 9 O' Clock. Active
0MWL—
96.5MWM—
77.5MWM—
109.4MWLS—
116.2MGOZOOM 4'
0MWM—
70.1MWL—
115.9DSZSLUDGE
120.2AMHCOMPLETED REVERSE INSPECTION
109.4DSZSLUDGE
0AMH3:45AM
96.5MWL—
109.4MWM—
115.9DSZSLUDGE
109.4MWL—

Properties (6)

custom_field_three
SLIGHT FRACTURES-LARGE OFFSET JOINT
custom_field_two
3
customer
LACSD
datetime
2020-12-14T03:22:31-08:00
documentation
MARTIN,OLIVER 111,CASTILLO,RUVALCABA
is_lateral_inspection
false