Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Mar 2, 2018, 08:50 AM

  • 15 0449_15 0448_322018_005628.mp4

Date
03/02/2018
W/O
0692644
Weather
Dry
Operator/Surveyor
MARTIN
Sewer ID
Z00621
PipeID
P12374
Time
12:50 AM
Certificate
U-1014-06022543
System Owner
LACSD
Date Cleaned
—
Pre-Cleaning
Not Known
Media Label
H0760
Sewer Name
15 POTRERO AVENUE TRUNK
City
EL MONTE
Loc. details
Main Highway - Urban
Location Code
A
Use of Sewer
Sanitary Sewer
District
District 15
Page No.
21
Purpose
Routine Assessment
Project
20180302MDM_POTRERO_AVENUE_TRUNK
Material
NRCP
Shape
Circular
Height
18 in.
Upstream MH
15 0449
Downstream MH
15 0448
Dir. of Survey
Downstream
Length Surveyed
374.8 ft.
Total Length
374.8 ft.
Structural Index
3
Structural Quick
3423
Structural Rating
18
O&M Index
4
O&M Quick
4100
O&M Rating
4
Overall Index
3
Overall Quick
—
Overall Rating
22
Pipe schematic from manhole 15 0449 to 15 0448
MH: 15 0449MH: 15 0448downstream0 ft. MWM - Water Mark, 50 %of cross sectional area0 ft. MWL - Water Level, 10 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 12:50AM0 ft. MGO - General Observation - Conn. @ Mh, 9 O' Clock. Active2 ft. SAP - Surface Aggregate Projecting, from 09 to 03 o'clock, within 8 inches of joint: YES, Start - MODERATE AGG10.3 ft. SAP - Surface Aggregate Projecting, from 09 to 03 o'clock, within 8 inches of joint: YES, Finish - MODERATE AGG10.3 ft. MGO - General Observation - MAG COAT 20% START 8:00 TO 4:0010.3 ft. MWM - Water Mark, 30 %of cross sectional area10.3 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start - THIN PEELING CONCRETE10.3 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Start - SLIGHT AGG14.1 ft. TF - Tap Factory Made, at 10 o'clock, -, within 8 inches of joint: YES, 6" - Open17.6 ft. MGO - General Observation - MAG COAT 70% START57.3 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Start - MODERATE SPORATIC61.3 ft. MWM - Water Mark, 20 %of cross sectional area88 ft. SSS - Surface Spalling, from 12 to 04 o'clock, within 8 inches of joint: NO - PEELING CONCRETE91.6 ft. TFC - Tap Factory Made Capped, at 11 o'clock, -, within 8 inches of joint: YES, 6" - Capped94 ft. MGP - General Photograph - BLACK COCKROACH EXCREMENT THROUGHOUT REACH103.7 ft. TF - Tap Factory Made, at 10 o'clock, -, within 8 inches of joint: YES, 6" - Open190.6 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: NO - SLIGHT AGG UNDER MAG COAT224.2 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: YES, 6" - Capped239.3 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: YES, 6" - Capped243.9 ft. TF - Tap Factory Made, at 10 o'clock, -, within 8 inches of joint: YES, 6" - Open294.1 ft. SSS - Surface Spalling, from 12 to 04 o'clock, within 8 inches of joint: YES - PEELING CONCRETE374.4 ft. MGO - General Observation - Conn. @ Mh, 3 O' Clock. Active374.4 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish - THIN PEELING CONCRETE374.4 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish - MODERATE AGG SPORATIC374.4 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish - SLIGHT AGG374.4 ft. MGO - General Observation - MAG COAT 70% FINISH374.8 ft. AMH - Downstream Manhole, Survey Ends - 1:35AM

Observation photos (10)

  • Surface Aggregate Projecting, from 09 to 03 o'clock, within 8 inches of joint: YES, Start - MODERATE AGG

    2 ft. - Surface Aggregate Projecting, from 09 to 03 o'clock, within 8 inches of joint: YES, Start - MODERATE AGG

  • General Observation - MAG COAT 20% START 8:00 TO 4:00

    10.3 ft. - General Observation - MAG COAT 20% START 8:00 TO 4:00

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

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

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

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

  • General Observation - MAG COAT 70% START

    17.6 ft. - General Observation - MAG COAT 70% START

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

    57.3 ft. - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Start - MODERATE SPORATIC

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

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

  • General Photograph - BLACK COCKROACH EXCREMENT THROUGHOUT REACH

    94 ft. - General Photograph - BLACK COCKROACH EXCREMENT THROUGHOUT REACH

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

    190.6 ft. - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: NO - SLIGHT AGG UNDER MAG COAT

  • Surface Spalling, from 12 to 04 o'clock, within 8 inches of joint: YES - PEELING CONCRETE

    294.1 ft. - Surface Spalling, from 12 to 04 o'clock, within 8 inches of joint: YES - PEELING CONCRETE

All inspections of P12374Work order 0692644

Observations (29)

DistanceCodeObservation
103.7TFOpen
374.4MGOConn. @ Mh, 3 O' Clock. Active
61.3MWM—
0MWM—
374.4SSSTHIN PEELING CONCRETE
190.6SAVSLIGHT AGG UNDER MAG COAT
10.3SAPMODERATE AGG
0MWL—
243.9TFOpen
91.6TFCCapped
88SSSPEELING CONCRETE
57.3SAVMODERATE SPORATIC
2SAPMODERATE AGG
239.3TFCCapped
17.6MGOMAG COAT 70% START
0AMH12:50AM
14.1TFOpen
374.8AMH1:35AM
10.3MGOMAG COAT 20% START 8:00 TO 4:00
374.4SAVMODERATE AGG SPORATIC
374.4SAVSLIGHT AGG
10.3MWM—
294.1SSSPEELING CONCRETE
0MGOConn. @ Mh, 9 O' Clock. Active
224.2TFCCapped
10.3SSSTHIN PEELING CONCRETE
94MGPBLACK COCKROACH EXCREMENT THROUGHOUT REACH
374.4MGOMAG COAT 70% FINISH
10.3SAVSLIGHT AGG

Properties (4)

custom_field_three
THIN PEELING CONCRETE- MODERATE AGG SPORATIC
custom_field_two
4
customer
LACSD
datetime
2018-03-02T00:50:18-08:00