Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Mar 3, 2018, 12:27 PM
  • 15 0447_15 0446_332018_044059.mp4

Date
03/03/2018
W/O
0692644
Weather
Dry
Operator/Surveyor
MARTIN
Sewer ID
Z00621
PipeID
P12372
Time
4:27 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 0447
Dir. of Survey
Upstream
Length Surveyed
439.7 ft.
Total Length
439.7 ft.
Structural Index
3
Structural Quick
3322
Structural Rating
13
O&M Index
0
O&M Quick
0000
O&M Rating
0
Overall Index
3
Overall Quick
Overall Rating
13
Pipe schematic from manhole 15 0446 to 15 0447
MH: 15 0446MH: 15 0447upstream0 ft. AMH - Upstream Manhole, Survey Ends - 5:10AM0.3 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish - SLIGHT AGG0.3 ft. MGO - General Observation - MAG COAT 70% FINISH0.3 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish - THIN PEELING CONCRETE0.3 ft. MGO - General Observation - Conn. @ Mh, 3 O' Clock. OPEN2.1 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, - MODERATE AGG SPORATIC56.2 ft. MGO - General Observation - MAG COAT 70% START118.8 ft. TF - Tap Factory Made, at 10 o'clock, -, within 8 inches of joint: YES, 6" - Open134.3 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: NO - SLIGHT AGG269.9 ft. TF - Tap Factory Made, at 02 o'clock, -, within 8 inches of joint: YES, 6" - Open300 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: YES, 6" - Capped344.1 ft. FC - Fracture Circumferential, from 03 to 04 o'clock, within 8 inches of joint: YES - SLIGGHT345.7 ft. MGO - General Observation - BLACK COCKROACH EXCERMENT ON PIPE350.6 ft. TF - Tap Factory Made, at 10 o'clock, -, within 8 inches of joint: YES, 6" - Open356.9 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: YES, 6" - Capped402.3 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: YES, 6" - Capped406.8 ft. TF - Tap Factory Made, at 02 o'clock, -, within 8 inches of joint: YES, 6" - Open437.7 ft. MGO - General Observation - MAG COAT 60% START 8:00 TO 4:00437.7 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Start - SLIGHT AGG437.7 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start - THIN PEELING CONCRETE439.7 ft. AMH - Downstream Manhole, Survey Begins - 4:35AM439.7 ft. MWL - Water Level, 10 %of cross sectional area439.7 ft. MWM - Water Mark, 30 %of cross sectional area

Observation photos (7)

  • General Observation - MAG COAT 60% START 8:00 TO 4:00

    2 ft. - General Observation - MAG COAT 60% START 8:00 TO 4:00

  • 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

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

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

  • General Observation - BLACK COCKROACH EXCERMENT ON PIPE

    94 ft. - General Observation - BLACK COCKROACH EXCERMENT ON PIPE

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

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

  • General Observation - MAG COAT 70% START

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

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

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

Observations (23)

DistanceCodeObservation
82.8TFCCapped
439.4SAVSLIGHT AGG
2MGOMAG COAT 60% START 8:00 TO 4:00
0AMH4:35AM
139.7TFCCapped
2SAVSLIGHT AGG
89.1TFOpen
439.4MGOMAG COAT 70% FINISH
0MWL
437.6SAVMODERATE AGG SPORATIC
383.5MGOMAG COAT 70% START
169.8TFOpen
320.9TFOpen
439.4SSSTHIN PEELING CONCRETE
94MGOBLACK COCKROACH EXCERMENT ON PIPE
439.7AMH5:10AM
2SSSTHIN PEELING CONCRETE
439.4MGOConn. @ Mh, 3 O' Clock. OPEN
0MWM
95.6FCSLIGGHT
305.4SAVSLIGHT AGG
37.4TFCCapped
32.9TFOpen

Properties (7)

additional_info
REVERSE INSPECTION
custom_field_three
THIN PEELING CONCRETE - MODERATE AGG SPORATIC
custom_field_two
4
customer
LACSD
datetime
2018-03-03T04:27:39-08:00
documentation
MARTIN,MANANES,REVELES,OLIVER 111
is_lateral_inspection
false