Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Jun 2, 2020, 07:15 AM

  • 30 0055_30 0054_622020_004426.mp4

Date
06/02/2020
W/O
0823790
Weather
Dry
Operator/Surveyor
MARTIN
Sewer ID
Z00878
PipeID
P17758
Time
12:15 AM
Certificate
U-1014-06022543
System Owner
LACSD
Date Cleaned
—
Pre-Cleaning
Not Known
Media Label
H1435
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 0055
Downstream MH
30 0054
Dir. of Survey
Downstream
Length Surveyed
521.7 ft.
Total Length
521.7 ft.
Structural Index
4
Structural Quick
4321
Structural Rating
14
O&M Index
3
O&M Quick
3222
O&M Rating
10
Overall Index
3
Overall Quick
—
Overall Rating
24
Pipe schematic from manhole 30 0055 to 30 0054
MH: 30 0055MH: 30 0054downstream0 ft. MWL - Water Level, 20 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 12:40AM0 ft. MWM - Water Mark, 30 %of cross sectional area2 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start - BLISTERING PEELING CONCRETE2 ft. MGO - General Observation - MAG COAT-80%2 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start2 ft. SAM - Surface Aggregate Missing, from 08 to 04 o'clock, within 8 inches of joint: YES, Start - SEVERE AGG8 ft. DSZ - Deposits Settled Other, 10 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Start - SLUDGE118.6 ft. SAM - Surface Aggregate Missing, from 08 to 04 o'clock, within 8 inches of joint: YES - SEVERE AGG277.8 ft. DSZ - Deposits Settled Other, 15 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start - SLUDGE277.8 ft. DSZ - Deposits Settled Other, 10 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Finish - SLUDGE390.2 ft. SAM - Surface Aggregate Missing, from 08 to 04 o'clock, within 8 inches of joint: YES - SEVERE AGG521.2 ft. DSZ - Deposits Settled Other, 15 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish - SLUDGE521.2 ft. DAGS - Deposits Attached Grease, 15 %of cross sectional area, from 08 to 09 o'clock, , within 8 inches of joint: NO - INSIDE MH521.2 ft. SAM - Surface Aggregate Missing, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish - SEVERE AGG521.2 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish521.2 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish - BLISTERING PEELING CONCRETE521.2 ft. MGO - General Observation - MH CONN 3:00 ACTIVE521.7 ft. AMH - Downstream Manhole, Survey Ends - 3:55AM

Observation photos (7)

  • 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

  • General Observation - MAG COAT-80%

    2 ft. - General Observation - MAG COAT-80%

  • Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start

    2 ft. - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start

  • 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

  • Deposits Settled Other, 10 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Start - SLUDGE

    8 ft. - Deposits Settled Other, 10 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Start - SLUDGE

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

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

  • Deposits Attached Grease, 15 %of cross sectional area, from 08 to 09 o'clock, , within 8 inches of joint: NO - INSIDE MH

    521.2 ft. - Deposits Attached Grease, 15 %of cross sectional area, from 08 to 09 o'clock, , within 8 inches of joint: NO - INSIDE MH

All inspections of P17758Work order 0823790

Observations (19)

DistanceCodeObservation
277.8DSZSLUDGE
2SSSBLISTERING PEELING CONCRETE
521.2DSZSLUDGE
0MWL—
2MGOMAG COAT-80%
521.2DAGSINSIDE MH
0AMH12:40AM
521.2SAMSEVERE AGG
521.7AMH3:55AM
390.2SAMSEVERE AGG
521.2DAGS—
277.8DSZSLUDGE
2DAGS—
2SAMSEVERE AGG
521.2SSSBLISTERING PEELING CONCRETE
0MWM—
118.6SAMSEVERE AGG
8DSZSLUDGE
521.2MGOMH CONN 3:00 ACTIVE

Properties (6)

custom_field_three
MISSING SEVERE AGG- 80% MAG COAT
custom_field_two
2
customer
LACSD
datetime
2020-06-02T00:15:23-07:00
documentation
MARTIN,SHADLER,SKINNER
is_lateral_inspection
false