Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Jul 25, 2017, 09:38 AM

  • A 0520_A 0519_7252017_033247.mp4

Date
07/25/2017
W/O
0651133
Weather
Dry
Operator/Surveyor
MARTIN
Sewer ID
Z00315
PipeID
P07756
Time
2:38 AM
Certificate
U-1014-06022543
System Owner
LACSD
Date Cleaned
—
Pre-Cleaning
Not Known
Media Label
H0602
Sewer Name
A JOA-1A DISTRICT 5 INTERCEPTOR
City
GARDENA
Loc. details
Main Highway - Urban
Location Code
A
Use of Sewer
Sanitary Sewer
District
District 05
Page No.
20
Purpose
Routine Assessment
Project
20170724MDM_JOA_1A_DISTRICT_5_INTERCEPTOR
Material
Reinforced Concrete Pipe
Shape
Circular
Height
54 in.
Upstream MH
A 0520
Downstream MH
A 0519
Dir. of Survey
Downstream
Length Surveyed
593.6 ft.
Total Length
593.6 ft.
Structural Index
3
Structural Quick
3423
Structural Rating
18
O&M Index
2
O&M Quick
2100
O&M Rating
2
Overall Index
3
Overall Quick
—
Overall Rating
20
Pipe schematic from manhole A 0520 to A 0519
MH: A 0520MH: A 0519downstream0 ft. MWM - Water Mark, 20 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 4:20AM0 ft. MWL - Water Level, 10 %of cross sectional area2 ft. DAGS - Deposits Attached Grease, 10 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start2 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES - BLISTERING PEELING CONCRETE2 ft. MGO - General Observation - MAG COAT 30% START 8:00 TO 4:009.2 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Start - SEVERE AGG23 ft. SAV - Surface Aggregate Visible, from 10 to 02 o'clock, within 8 inches of joint: NO - SEVERE AGG41.4 ft. SSS - Surface Spalling, from 12 to 04 o'clock, within 8 inches of joint: NO - PEELING CONCRETE109.9 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: NO - SEVERE AGG365.8 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES365.8 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES - SEVERE AGG593.1 ft. MGO - General Observation - MAG COAT 30% FINISH593.1 ft. DAGS - Deposits Attached Grease, 10 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish593.1 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish - SEVERE AGG593.6 ft. AMH - Downstream Manhole, Survey Ends - 5:00AM

Observation photos (9)

  • Deposits Attached Grease, 10 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start

    2 ft. - Deposits Attached Grease, 10 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start

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

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

  • General Observation - MAG COAT 30% START 8:00 TO 4:00

    2 ft. - General Observation - MAG COAT 30% START 8:00 TO 4:00

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

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

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

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

  • Surface Spalling, from 12 to 04 o'clock, within 8 inches of joint: NO - PEELING CONCRETE

    41.4 ft. - Surface Spalling, from 12 to 04 o'clock, within 8 inches of joint: NO - PEELING CONCRETE

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

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

  • Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES

    365.8 ft. - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES

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

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

All inspections of P07756Work order 0651133

Observations (16)

DistanceCodeObservation
9.2SAVSEVERE AGG
0MWM—
593.1MGOMAG COAT 30% FINISH
593.1DAGS—
2DAGS—
0AMH4:20AM
2SSSBLISTERING PEELING CONCRETE
41.4SSSPEELING CONCRETE
23SAVSEVERE AGG
365.8SSS—
0MWL—
2MGOMAG COAT 30% START 8:00 TO 4:00
109.9SAVSEVERE AGG
365.8SAVSEVERE AGG
593.1SAVSEVERE AGG
593.6AMH5:00AM

Properties (4)

custom_field_three
VISIBLE SEVERE AGG
custom_field_two
3
customer
LACSD
datetime
2017-07-25T02:38:57-07:00