Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Mar 27, 2018, 07:43 AM

  • 05 1525_05 1557_3272018_012055.mp4

Date
03/27/2018
W/O
0674248
Weather
Dry
Operator/Surveyor
MARTIN
Sewer ID
Z00495
PipeID
P06747
Time
12:43 AM
Certificate
U-1014-06022543
System Owner
LACSD
Date Cleaned
—
Pre-Cleaning
Not Known
Media Label
H0790
Sewer Name
05 NORTH TORRANCE TRUNK
City
TORRANCE
Loc. details
Main Highway - Urban
Location Code
A
Use of Sewer
Sanitary Sewer
District
District 05
Page No.
26
Purpose
Routine Assessment
Project
20180327MDM_NORTH_TORRANCE_TRUNK
Material
Reinforced Concrete Pipe
Shape
Circular
Height
24 in.
Upstream MH
05 1525
Downstream MH
05 1557
Dir. of Survey
Downstream
Length Surveyed
220.7 ft.
Total Length
220.7 ft.
Structural Index
2
Structural Quick
3122
Structural Rating
7
O&M Index
5
O&M Quick
5100
O&M Rating
5
Overall Index
3
Overall Quick
—
Overall Rating
12
Pipe schematic from manhole 05 1525 to 05 1557
MH: 05 1525MH: 05 1557downstream0 ft. MWL - Water Level, 80 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 1:15AM0 ft. MWM - Water Mark, 80 %of cross sectional area0 ft. MGO - General Observation - Conn. @ Mh, 6 O' Clock. Active2 ft. SAV - Surface Aggregate Visible, from 10 to 02 o'clock, within 8 inches of joint: YES, Change - SEVERE AGG SPORATIC2 ft. SSS - Surface Spalling, from 10 to 02 o'clock, within 8 inches of joint: YES, Start - BLISTERING CONCRETE10.2 ft. MGO - General Observation - 24" RCP32.7 ft. SSS - Surface Spalling, from 10 to 02 o'clock, within 8 inches of joint: YES - BLISTERING CONCRETE92.4 ft. MGO - General Observation - MAG COAT 30%119.7 ft. MGO - General Observation - SLIME COAT ON PIPE186.9 ft. MWL - Water Level, 50 %of cross sectional area - MAG COAT 60%220.3 ft. SSS - Surface Spalling, from 10 to 02 o'clock, within 8 inches of joint: YES, Finish - BLISTERING CONCRETE220.7 ft. AMH - Downstream Manhole, Survey Ends - 1:50AM

Observation photos (7)

  • Surface Aggregate Visible, from 10 to 02 o'clock, within 8 inches of joint: YES, Change - SEVERE AGG SPORATIC

    2 ft. - Surface Aggregate Visible, from 10 to 02 o'clock, within 8 inches of joint: YES, Change - SEVERE AGG SPORATIC

  • Surface Spalling, from 10 to 02 o'clock, within 8 inches of joint: YES, Start - BLISTERING CONCRETE

    2 ft. - Surface Spalling, from 10 to 02 o'clock, within 8 inches of joint: YES, Start - BLISTERING CONCRETE

  • General Observation - 24" RCP

    10.2 ft. - General Observation - 24" RCP

  • Surface Spalling, from 10 to 02 o'clock, within 8 inches of joint: YES - BLISTERING CONCRETE

    32.7 ft. - Surface Spalling, from 10 to 02 o'clock, within 8 inches of joint: YES - BLISTERING CONCRETE

  • General Observation - MAG COAT 30%

    92.4 ft. - General Observation - MAG COAT 30%

  • General Observation - SLIME COAT ON PIPE

    119.7 ft. - General Observation - SLIME COAT ON PIPE

  • Water Level, 50 %of cross sectional area - MAG COAT 60%

    186.9 ft. - Water Level, 50 %of cross sectional area - MAG COAT 60%

All inspections of P06747Work order 0674248

Observations (13)

DistanceCodeObservation
92.4MGOMAG COAT 30%
0MWL—
0AMH1:15AM
186.9MWLMAG COAT 60%
32.7SSSBLISTERING CONCRETE
2SAVSEVERE AGG SPORATIC
220.7AMH1:50AM
0MWM—
119.7MGOSLIME COAT ON PIPE
220.3SSSBLISTERING CONCRETE
2SSSBLISTERING CONCRETE
10.2MGO24" RCP
0MGOConn. @ Mh, 6 O' Clock. Active

Properties (6)

custom_field_three
BLISTERING CONCRETE
custom_field_two
4
customer
LACSD
datetime
2018-03-27T00:43:38-07:00
documentation
MARTIN,MANANES,REVELES,OLIVER 111
is_lateral_inspection
false