Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Mar 3, 2018, 02:21 PM

  • 15 0445_15 0444_332018_062704.mp4

Date
03/03/2018
W/O
0692645
Weather
Dry
Operator/Surveyor
MARTIN
Sewer ID
Z00621
PipeID
P12370
Time
6:21 AM
Certificate
U-1014-06022543
System Owner
LACSD
Date Cleaned
—
Pre-Cleaning
Not Known
Media Label
H0765
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
Capital Improvement Program Assesment
Project
20180302MDM_POTRERO_AVENUE_TRUNK
Material
NRCP
Shape
Circular
Height
18 in.
Upstream MH
15 0445
Downstream MH
15 0444
Dir. of Survey
Downstream
Length Surveyed
275.9 ft.
Total Length
275.9 ft.
Structural Index
3
Structural Quick
4234
Structural Rating
26
O&M Index
4
O&M Quick
5131
O&M Rating
8
Overall Index
3
Overall Quick
—
Overall Rating
34
Pipe schematic from manhole 15 0445 to 15 0444
MH: 15 0445MH: 15 0444downstream0 ft. MWL - Water Level, 80 %of cross sectional area0 ft. MGO - General Observation - Conn. @ Mh, 9 O' Clock. Capped0 ft. MGO - General Observation - Conn. @ Mh, 3 O' Clock. Active0 ft. AMH - Upstream Manhole, Survey Begins - 6:25AM0 ft. MWM - Water Mark, 90 %of cross sectional area2 ft. SAP - Surface Aggregate Projecting, from 11 to 01 o'clock, within 8 inches of joint: YES, Start - SEVERE AGG2 ft. MWLS - Water Level, Sag in pipe, 50 %of cross sectional area2 ft. SSS - Surface Spalling, from 11 to 01 o'clock, within 8 inches of joint: YES, Start - PEELING CONCRETE2 ft. DSZ - Deposits Settled Other, 15 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start - SLUDGE GRITE5.1 ft. H - Hole, from 11 to 01 o'clock, within 8 inches of joint: YES5.3 ft. FM - Fracture Multiple, from 10 to 02 o'clock, within 8 inches of joint: YES - MODERATE6.4 ft. SSS - Surface Spalling, from 11 to 01 o'clock, within 8 inches of joint: YES - PEELING CONCRETE SEVERE AGG ATTCHES20 ft. SAP - Surface Aggregate Projecting, from 11 to 01 o'clock, within 8 inches of joint: YES, Finish - SEVERE AGG20 ft. MWL - Water Level, 10 %of cross sectional area20 ft. SSS - Surface Spalling, from 11 to 01 o'clock, within 8 inches of joint: YES, Finish - PEELING CONCRETE20 ft. MWM - Water Mark, 20 %of cross sectional area20 ft. MGO - General Observation - MAG COAT 70% START 8:00 TO 4:0020 ft. DSZ - Deposits Settled Other, 15 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish - SLUDGE GRITE20 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Start - SLIGHT AGG20 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start - THIN PEELING CONCRETE47.9 ft. TF - Tap Factory Made, at 10 o'clock, -, within 8 inches of joint: YES, 6" - Open81 ft. TF - Tap Factory Made, at 02 o'clock, -, within 8 inches of joint: YES, 6" - Active110.9 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: YES, 6" - Capped115.2 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: NO - SLIGHT AGG124.3 ft. MMC - Material Change, Vitrified clay pipe129.8 ft. TF - Tap Factory Made, at 02 o'clock, -, within 8 inches of joint: YES, 6" - Active156.3 ft. TF - Tap Factory Made, at 09 o'clock, -, within 8 inches of joint: YES, 6" - Open170.1 ft. MMC - Material Change, Concrete pipe (non-reinfored)182.8 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: YES, 6" - Capped209.9 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: YES, 6" - Capped233.8 ft. TF - Tap Factory Made, at 02 o'clock, -, within 8 inches of joint: YES, 6" - Active260.7 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: YES, 6" - Capped275.7 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish - SLIGHT AGG275.7 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish - THIN PEELING CONCRETE275.9 ft. AMH - Downstream Manhole, Survey Ends - 7:15AM

Observation photos (10)

  • Surface Aggregate Projecting, from 11 to 01 o'clock, within 8 inches of joint: YES, Start - SEVERE AGG

    2 ft. - Surface Aggregate Projecting, from 11 to 01 o'clock, within 8 inches of joint: YES, Start - SEVERE AGG

  • Water Level, Sag in pipe, 50 %of cross sectional area

    2 ft. - Water Level, Sag in pipe, 50 %of cross sectional area

  • Surface Spalling, from 11 to 01 o'clock, within 8 inches of joint: YES, Start - PEELING CONCRETE

    2 ft. - Surface Spalling, from 11 to 01 o'clock, within 8 inches of joint: YES, Start - PEELING CONCRETE

  • Hole, from 11 to 01 o'clock, within 8 inches of joint: YES

    5.1 ft. - Hole, from 11 to 01 o'clock, within 8 inches of joint: YES

  • Fracture Multiple, from 10 to 02 o'clock, within 8 inches of joint: YES - MODERATE

    5.3 ft. - Fracture Multiple, from 10 to 02 o'clock, within 8 inches of joint: YES - MODERATE

  • Surface Spalling, from 11 to 01 o'clock, within 8 inches of joint: YES - PEELING CONCRETE SEVERE AGG ATTCHES

    6.4 ft. - Surface Spalling, from 11 to 01 o'clock, within 8 inches of joint: YES - PEELING CONCRETE SEVERE AGG ATTCHES

  • General Observation - MAG COAT 70% START 8:00 TO 4:00

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

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

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

  • Material Change, Vitrified clay pipe

    124.3 ft. - Material Change, Vitrified clay pipe

  • Material Change, Concrete pipe (non-reinfored)

    170.1 ft. - Material Change, Concrete pipe (non-reinfored)

All inspections of P12370Work order 0692645

Observations (35)

DistanceCodeObservation
129.8TFActive
209.9TFCCapped
6.4SSSPEELING CONCRETE SEVERE AGG ATTCHES
20SAPSEVERE AGG
170.1MMC—
47.9TFOpen
20MWL—
0MWL—
20SSSPEELING CONCRETE
2SAPSEVERE AGG
110.9TFCCapped
233.8TFActive
115.2SAVSLIGHT AGG
5.3FMMODERATE
260.7TFCCapped
0MGOConn. @ Mh, 9 O' Clock. Capped
275.7SAVSLIGHT AGG
0MGOConn. @ Mh, 3 O' Clock. Active
0AMH6:25AM
20MWM—
2MWLS—
2SSSPEELING CONCRETE
2DSZSLUDGE GRITE
20MGOMAG COAT 70% START 8:00 TO 4:00
5.1H—
124.3MMC—
20DSZSLUDGE GRITE
156.3TFOpen
275.9AMH7:15AM
182.8TFCCapped
20SAVSLIGHT AGG
275.7SSSTHIN PEELING CONCRETE
20SSSTHIN PEELING CONCRETE
81TFActive
0MWM—

Properties (4)

custom_field_three
PEELING CONCRETE SEVERE AGG ATTCHED-SMAII HOLE
custom_field_two
2
customer
LACSD
datetime
2018-03-03T06:21:59-08:00