Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Jun 3, 2020, 07:38 AM

  • 30 0048_30 0047_632020_011851.mp4

Date
06/03/2020
W/O
0823790
Weather
Dry
Operator/Surveyor
MARTIN
Sewer ID
Z00878
PipeID
P17751
Time
12:38 AM
Certificate
U-1014-06022543
System Owner
LACSD
Date Cleaned
—
Pre-Cleaning
Not Known
Media Label
H1436
Sewer Name
30 SOUTH BAY CITIES MAIN TRUNK
City
HERMOSA BEACH
Loc. details
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 30
Page No.
04
Purpose
Capital Improvement Program Assesment
Project
20200602_SOUTH_BAY_CITIES_MAIN_TRUNK
Material
Reinforced Concrete Pipe
Shape
Circular
Height
27 in.
Upstream MH
30 0047
Downstream MH
30 0048
Dir. of Survey
Upstream
Length Surveyed
293.8 ft.
Total Length
293.8 ft.
Structural Index
3
Structural Quick
4121
Structural Rating
6
O&M Index
3
O&M Quick
3121
O&M Rating
5
Overall Index
3
Overall Quick
—
Overall Rating
11
Pipe schematic from manhole 30 0047 to 30 0048
MH: 30 0047MH: 30 0048upstream0 ft. AMH - Upstream Manhole, Survey Ends - 2:20AM0.6 ft. MGO - General Observation - MAG COAT 99% FINISH0.6 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish - BLISTERING PEELING CONCRETE UNDER MAG COAT0.6 ft. SAM - Surface Aggregate Missing, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish - SEVERE AGG33.6 ft. MGO - General Observation - ZOOM 30'33.6 ft. DSZ - Deposits Settled Other, 20 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES - SLUDGE36.6 ft. SAM - Surface Aggregate Missing, from 08 to 04 o'clock, within 8 inches of joint: YES, Start - SEVERE AGG189.3 ft. DSZ - Deposits Settled Other, 10 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES - SLUDGE291.8 ft. MGO - General Observation - MAG COAT 70% START291.8 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start - BLISTERING PEELING CONCRETE UNDER MAG COAT293.8 ft. AMH - Downstream Manhole, Survey Begins - 1:20AM293.8 ft. MWL - Water Level, 10 %of cross sectional area293.8 ft. MWM - Water Mark, 20 %of cross sectional area

Observation photos (3)

  • General Observation - MAG COAT 70% START

    2 ft. - General Observation - MAG COAT 70% START

  • Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start - BLISTERING PEELING CONCRETE UNDER MAG COAT

    2 ft. - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start - BLISTERING PEELING CONCRETE UNDER MAG COAT

  • Surface Aggregate Missing, from 08 to 04 o'clock, within 8 inches of joint: YES, Start - SEVERE AGG

    257.2 ft. - Surface Aggregate Missing, from 08 to 04 o'clock, within 8 inches of joint: YES, Start - SEVERE AGG

All inspections of P17751Work order 0823790

Observations (13)

DistanceCodeObservation
293.2MGOMAG COAT 99% FINISH
0AMH1:20AM
0MWL—
257.2SAMSEVERE AGG
293.8AMH2:20AM
260.2MGOZOOM 30'
2MGOMAG COAT 70% START
260.2DSZSLUDGE
293.2SSSBLISTERING PEELING CONCRETE UNDER MAG COAT
0MWM—
2SSSBLISTERING PEELING CONCRETE UNDER MAG COAT
293.2SAMSEVERE AGG
104.5DSZSLUDGE

Properties (6)

custom_field_three
SEVERE AGG MISSING-99% MAG COAT
custom_field_two
3
customer
LACSD
datetime
2020-06-03T00:38:45-07:00
documentation
MARTIN,OLIVER 111SHADLER,SKINNER
is_lateral_inspection
false