Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Jul 21, 2021, 10:53 AM

  • 30 0050_30 0049_7212021_040106.mp4

Date
07/21/2021
W/O
0896127
Weather
Dry
Operator/Surveyor
MARTIN
Sewer ID
Z00878
PipeID
P17753
Time
3:53 AM
Certificate
U-1014-06022543
System Owner
LACSD
Date Cleaned
—
Pre-Cleaning
Not Known
Media Label
H1883
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
20210721MDM_SOUTH_CITIES_MAIN_TRUNK
Material
Reinforced Concrete Pipe
Shape
Circular
Height
27 in.
Upstream MH
30 0050
Downstream MH
30 0049
Dir. of Survey
Downstream
Length Surveyed
230.9 ft.
Total Length
230.9 ft.
Structural Index
3
Structural Quick
4422
Structural Rating
20
O&M Index
2
O&M Quick
2100
O&M Rating
2
Overall Index
3
Overall Quick
—
Overall Rating
22
Pipe schematic from manhole 30 0050 to 30 0049
MH: 30 0050MH: 30 0049downstream0 ft. MWL - Water Level, 10 %of cross sectional area0 ft. MWM - Water Mark, 30 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Ends - 3:55AM2 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 99% START23.9 ft. SSS - Surface Spalling, from 10 to 02 o'clock, within 8 inches of joint: NO - BLISTERING CONCRETE82.4 ft. MGO - General Observation - 99% MAG COAT125.3 ft. SAM - Surface Aggregate Missing, from 08 to 04 o'clock, within 8 inches of joint: NO - SEVERE AGG173.7 ft. SAM - Surface Aggregate Missing, from 08 to 04 o'clock, within 8 inches of joint: NO - SEVERE AGG184.9 ft. DSZ - Deposits Settled Other, 10 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Start - ROCKS207.9 ft. SAM - Surface Aggregate Missing, from 08 to 04 o'clock, within 8 inches of joint: NO - SEVERE AGG230.3 ft. DSZ - Deposits Settled Other, 10 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Finish - ROCKS230.3 ft. MGO - General Observation - 99% MAG COAT FINISH230.3 ft. SAM - Surface Aggregate Missing, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish - SEVERE AGG230.3 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish - BLISTERING PEELING CONCRETE230.9 ft. AMH - Downstream Manhole, Survey Ends - 4:35AM

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 99% START

    2 ft. - General Observation - MAG COAT 99% START

  • Surface Spalling, from 10 to 02 o'clock, within 8 inches of joint: NO - BLISTERING CONCRETE

    23.9 ft. - Surface Spalling, from 10 to 02 o'clock, within 8 inches of joint: NO - BLISTERING CONCRETE

  • General Observation - 99% MAG COAT

    82.4 ft. - General Observation - 99% MAG COAT

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

    125.3 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

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

All inspections of P17753Work order 0896127

Observations (17)

DistanceCodeObservation
230.3DSZROCKS
2SSSBLISTERING PEELING CONCRETE
0MWL—
125.3SAMSEVERE AGG
230.9AMH4:35AM
184.9DSZROCKS
230.3MGO99% MAG COAT FINISH
230.3SAMSEVERE AGG
207.9SAMSEVERE AGG
2SAMSEVERE AGG
2MGOMAG COAT 99% START
0MWM—
0AMH3:55AM
23.9SSSBLISTERING CONCRETE
173.7SAMSEVERE AGG
230.3SSSBLISTERING PEELING CONCRETE
82.4MGO99% MAG COAT

Properties (6)

custom_field_three
SEVERE AGG MISSING -99% MAG COAT
custom_field_two
2
customer
LACSD
datetime
2021-07-21T03:53:37-07:00
documentation
MARTIN,OLIVER 111,REVELES,RAMIERZ
is_lateral_inspection
false