Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Sep 10, 2021, 07:47 AM

  • 30 0039_30 0038_9102021_012244.mp4

Date
09/10/2021
W/O
0896127
Weather
Dry
Operator/Surveyor
MARTIN
Sewer ID
Z00878
PipeID
P17742
Time
12:47 AM
Certificate
U-1014-06022543
System Owner
LACSD
Date Cleaned
—
Pre-Cleaning
Not Known
Media Label
H1901
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
20210908_SOUTH_BAY_CITIES_MAIN_TRUNK
Material
Reinforced Concrete Pipe
Shape
Circular
Height
27 in.
Upstream MH
30 0039
Downstream MH
30 0038
Dir. of Survey
Downstream
Length Surveyed
330.8 ft.
Total Length
330.8 ft.
Structural Index
4
Structural Quick
4421
Structural Rating
18
O&M Index
3
O&M Quick
3100
O&M Rating
3
Overall Index
4
Overall Quick
—
Overall Rating
21
Pipe schematic from manhole 30 0039 to 30 0038
MH: 30 0039MH: 30 0038downstream0 ft. MWM - Water Mark, 30 %of cross sectional area0 ft. MWL - Water Level, 10 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 1:20AM2 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start - BLISTERING PEELING CONCRETE2 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 90% START15.4 ft. SAM - Surface Aggregate Missing, from 08 to 04 o'clock, within 8 inches of joint: NO - SEVERE AGG153.7 ft. SAM - Surface Aggregate Missing, from 08 to 04 o'clock, within 8 inches of joint: NO - SEVERE AGG221.2 ft. DSZ - Deposits Settled Other, 15 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start - ROCKS SLUDGE245.8 ft. DSZ - Deposits Settled Other, 15 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish - ROCKS SLUDGE315.8 ft. SAM - Surface Aggregate Missing, from 08 to 04 o'clock, within 8 inches of joint: NO - SEVERE AGG330.2 ft. MGO - General Observation - 90% MAG COAT FINISH330.2 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish - BLISTERING PEELING CONCRETE330.2 ft. SAM - Surface Aggregate Missing, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish - SEVERE AGG330.8 ft. AMH - Downstream Manhole, Survey Ends - 1:50AM

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

  • 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 90% START

    2 ft. - General Observation - MAG COAT 90% START

  • Surface Aggregate Missing, from 08 to 04 o'clock, within 8 inches of joint: NO - SEVERE AGG

    15.4 ft. - Surface Aggregate Missing, from 08 to 04 o'clock, within 8 inches of joint: NO - SEVERE AGG

  • Surface Aggregate Missing, from 08 to 04 o'clock, within 8 inches of joint: NO - SEVERE AGG

    153.7 ft. - Surface Aggregate Missing, from 08 to 04 o'clock, within 8 inches of joint: NO - SEVERE AGG

  • Deposits Settled Other, 15 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start - ROCKS SLUDGE

    221.2 ft. - Deposits Settled Other, 15 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start - ROCKS SLUDGE

  • Surface Aggregate Missing, from 08 to 04 o'clock, within 8 inches of joint: NO - SEVERE AGG

    315.8 ft. - Surface Aggregate Missing, from 08 to 04 o'clock, within 8 inches of joint: NO - SEVERE AGG

All inspections of P17742Work order 0896127

Observations (15)

DistanceCodeObservation
15.4SAMSEVERE AGG
153.7SAMSEVERE AGG
2SSSBLISTERING PEELING CONCRETE
2SAMSEVERE AGG
245.8DSZROCKS SLUDGE
330.2MGO90% MAG COAT FINISH
0MWM—
330.8AMH1:50AM
221.2DSZROCKS SLUDGE
330.2SSSBLISTERING PEELING CONCRETE
315.8SAMSEVERE AGG
330.2SAMSEVERE AGG
0MWL—
0AMH1:20AM
2MGOMAG COAT 90% START

Properties (6)

custom_field_three
SEVERE AGG MISSING
custom_field_two
2
customer
LACSD
datetime
2021-09-10T00:47:05-07:00
documentation
MARTIN,OLIVER 111,CASTILLO
is_lateral_inspection
false