Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Mar 3, 2018, 01:16 PM
  • 15 0446_15 0445_332018_052829.mp4

Date
03/03/2018
W/O
0692644
Weather
Dry
Operator/Surveyor
MARTIN
Sewer ID
Z00621
PipeID
P12371
Time
5:16 AM
Certificate
U-1014-06022543
System Owner
LACSD
Date Cleaned
Pre-Cleaning
Not Known
Media Label
H0764
Sewer Name
15 POTRERO AVENUE TRUNK
City
EL MONTE
Loc. details
Light Highway
Location Code
C
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 0446
Downstream MH
15 0445
Dir. of Survey
Downstream
Length Surveyed
442.9 ft.
Total Length
442.9 ft.
Structural Index
3
Structural Quick
3721
Structural Rating
23
O&M Index
5
O&M Quick
5141
O&M Rating
9
Overall Index
3
Overall Quick
Overall Rating
32
Pipe schematic from manhole 15 0446 to 15 0445
MH: 15 0446MH: 15 0445downstream0 ft. MWL - Water Level, 10 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 5:25AM0 ft. MWM - Water Mark, 30 %of cross sectional area2 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Start - SLIGHT AGG2 ft. MGO - General Observation - MAG COAT 70% START 8:00 TO 4:002 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start - THIN PEELING CONCRETYE7.5 ft. TF - Tap Factory Made, at 02 o'clock, -, within 8 inches of joint: YES, 6" - Active11.9 ft. TF - Tap Factory Made, at 10 o'clock, -, within 8 inches of joint: YES, 6" - Open38.9 ft. TF - Tap Factory Made, at 10 o'clock, -, within 8 inches of joint: YES, 6" - Open39.7 ft. SAV - Surface Aggregate Visible, from 08 to 10 o'clock, within 8 inches of joint: YES - SLIGHT56.7 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: YES, 6" - Capped108.5 ft. TFC - Tap Factory Made Capped, at 01 o'clock, -, within 8 inches of joint: YES, 6" - Capped108.5 ft. TF - Tap Factory Made, at 10 o'clock, -, within 8 inches of joint: YES, 6" - Open117.5 ft. TFC - Tap Factory Made Capped, at 11 o'clock, -, within 8 inches of joint: YES, 6" - Capped159.3 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: YES, 6" - Capped170.7 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES - SLIGHT AGG171.5 ft. TF - Tap Factory Made, at 10 o'clock, -, within 8 inches of joint: YES, 6" - Active172.6 ft. SAV - Surface Aggregate Visible, from 08 to 10 o'clock, within 8 inches of joint: YES - MODERATE AGG SPORATIC210.7 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: YES, 6" - Capped231.2 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: YES, 6" - Capped252.7 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: YES, 6" - Capped279.6 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: YES, 6" - Capped303.5 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: YES, 6" - Capped330.9 ft. TF - Tap Factory Made, at 10 o'clock, -, within 8 inches of joint: YES, 6" - Open355.1 ft. TFC - Tap Factory Made Capped, at 01 o'clock, -, within 8 inches of joint: YES, 6" - Capped384.1 ft. MWM - Water Mark, 60 %of cross sectional area391.8 ft. SAV - Surface Aggregate Visible, from 09 to 03 o'clock, within 8 inches of joint: YES, Start - MODERATE AGG394.2 ft. MWLS - Water Level, Sag in pipe, 40 %of cross sectional area394.2 ft. TF - Tap Factory Made, at 10 o'clock, -, within 8 inches of joint: YES, 6" - Open394.2 ft. MWM - Water Mark, 80 %of cross sectional area410.5 ft. MWLS - Water Level, Sag in pipe, 40 %of cross sectional area442.5 ft. MGO - General Observation - Conn. @ Mh, 9 O' Clock. Capped442.5 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish - THIN PEELING CONCRETE442.5 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish - SLIGHT AGG442.5 ft. MGO - General Observation - Conn. @ Mh, 3 O' Clock. Active442.5 ft. SAV - Surface Aggregate Visible, from 09 to 03 o'clock, within 8 inches of joint: YES, Finish - MOGERATE AGG442.9 ft. AMH - Downstream Manhole, Survey Ends - 6:00AM

Observation photos (9)

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

    2 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 8:00 TO 4:00

    2 ft. - General Observation - MAG COAT 70% START 8:00 TO 4:00

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

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

  • Surface Aggregate Visible, from 08 to 10 o'clock, within 8 inches of joint: YES - SLIGHT

    39.7 ft. - Surface Aggregate Visible, from 08 to 10 o'clock, within 8 inches of joint: YES - SLIGHT

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

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

  • Surface Aggregate Visible, from 08 to 10 o'clock, within 8 inches of joint: YES - MODERATE AGG SPORATIC

    172.6 ft. - Surface Aggregate Visible, from 08 to 10 o'clock, within 8 inches of joint: YES - MODERATE AGG SPORATIC

  • Water Mark, 60 %of cross sectional area

    384.1 ft. - Water Mark, 60 %of cross sectional area

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

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

  • Water Mark, 80 %of cross sectional area

    394.2 ft. - Water Mark, 80 %of cross sectional area

Observations (37)

DistanceCodeObservation
117.5TFCCapped
442.5MGOConn. @ Mh, 9 O' Clock. Capped
442.9AMH6:00AM
2SAVSLIGHT AGG
159.3TFCCapped
231.2TFCCapped
303.5TFCCapped
442.5SSSTHIN PEELING CONCRETE
442.5SAVSLIGHT AGG
0MWL
7.5TFActive
171.5TFActive
394.2MWLS
108.5TFCCapped
394.2TFOpen
210.7TFCCapped
355.1TFCCapped
56.7TFCCapped
391.8SAVMODERATE AGG
0AMH5:25AM
410.5MWLS
442.5MGOConn. @ Mh, 3 O' Clock. Active
394.2MWM
279.6TFCCapped
330.9TFOpen
2MGOMAG COAT 70% START 8:00 TO 4:00
11.9TFOpen
442.5SAVMOGERATE AGG
172.6SAVMODERATE AGG SPORATIC
0MWM
2SSSTHIN PEELING CONCRETYE
38.9TFOpen
170.7SAVSLIGHT AGG
252.7TFCCapped
39.7SAVSLIGHT
108.5TFOpen
384.1MWM

Properties (4)

custom_field_three
THIN PEELING CONCRETE - MODERATE AGG SPORATIC
custom_field_two
4
customer
LACSD
datetime
2018-03-03T05:16:50-08:00