Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Jun 4, 2020, 08:47 AM

  • 30 0038_30 0037_642020_022119.mp4

Date
06/04/2020
W/O
0823790
Weather
Dry
Operator/Surveyor
MARTIN
Sewer ID
Z00878
PipeID
P17741
Time
1:47 AM
Certificate
U-1014-06022543
System Owner
LACSD
Date Cleaned
—
Pre-Cleaning
Not Known
Media Label
H1438
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 0038
Downstream MH
30 0037
Dir. of Survey
Downstream
Length Surveyed
334.9 ft.
Total Length
334.9 ft.
Structural Index
4
Structural Quick
5143
Structural Rating
21
O&M Index
2
O&M Quick
2100
O&M Rating
2
Overall Index
3
Overall Quick
—
Overall Rating
23
Pipe schematic from manhole 30 0038 to 30 0037
MH: 30 0038MH: 30 0037downstream0 ft. MWL - Water Level, 10 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 2:35AM0 ft. MWM - Water Mark, 30 %of cross sectional area2 ft. SAM - Surface Aggregate Missing, from 08 to 04 o'clock, within 8 inches of joint: YES, Start - SEVERE AGG2 ft. MGO - General Observation - MAG COAT 98% START2 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start - BLISTERING PEELING CONCRETE4 ft. SRC - Surface Reinforcement Corroded, from 10 to 02 o'clock, within 8 inches of joint: NO - CIRCUM REBAR UNDER MAG COAT20.3 ft. DSZ - Deposits Settled Other, 5 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Start - SLUDGE51.2 ft. SAM - Surface Aggregate Missing, from 12 to 02 o'clock, within 8 inches of joint: NO - SEVERE AGG64.9 ft. SSS - Surface Spalling, from 11 to 01 o'clock, within 8 inches of joint: NO - BLISTERING CONCRETE290.9 ft. SAM - Surface Aggregate Missing, from 10 to 02 o'clock, within 8 inches of joint: NO - SEVERE AGG334.6 ft. MGO - General Observation - MAG COAT 98% FINISH334.6 ft. SAM - Surface Aggregate Missing, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish - SEVERE AGG334.6 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish - BLISTERING PEELING CONCRETE334.6 ft. DSZ - Deposits Settled Other, 5 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Finish - SLUDGE334.9 ft. AMH - Downstream Manhole, Survey Ends - 3:00AM

Observation photos (6)

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

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

  • General Observation - MAG COAT 98% START

    2 ft. - General Observation - MAG COAT 98% START

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

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

  • Surface Reinforcement Corroded, from 10 to 02 o'clock, within 8 inches of joint: NO - CIRCUM REBAR UNDER MAG COAT

    4 ft. - Surface Reinforcement Corroded, from 10 to 02 o'clock, within 8 inches of joint: NO - CIRCUM REBAR UNDER MAG COAT

  • Surface Aggregate Missing, from 12 to 02 o'clock, within 8 inches of joint: NO - SEVERE AGG

    51.2 ft. - Surface Aggregate Missing, from 12 to 02 o'clock, within 8 inches of joint: NO - SEVERE AGG

  • Surface Aggregate Missing, from 10 to 02 o'clock, within 8 inches of joint: NO - SEVERE AGG

    290.9 ft. - Surface Aggregate Missing, from 10 to 02 o'clock, within 8 inches of joint: NO - SEVERE AGG

All inspections of P17741Work order 0823790

Observations (16)

DistanceCodeObservation
334.6MGOMAG COAT 98% FINISH
334.6SAMSEVERE AGG
20.3DSZSLUDGE
2SAMSEVERE AGG
290.9SAMSEVERE AGG
2MGOMAG COAT 98% START
0MWL—
64.9SSSBLISTERING CONCRETE
334.9AMH3:00AM
2SSSBLISTERING PEELING CONCRETE
334.6SSSBLISTERING PEELING CONCRETE
0AMH2:35AM
4SRCCIRCUM REBAR UNDER MAG COAT
51.2SAMSEVERE AGG
334.6DSZSLUDGE
0MWM—

Properties (6)

custom_field_three
CIRCUM REBAR CORRODED-98% MAG COAT
custom_field_two
2
customer
LACSD
datetime
2020-06-04T01:47:33-07:00
documentation
MARTIN,OLIVER 111,SHADLER,SKINNER
is_lateral_inspection
false