Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Aug 10, 2017, 07:39 AM

  • 05 1551_05 1550_8102017_023125.mp4

Date
08/10/2017
W/O
0656323
Weather
Dry
Operator/Surveyor
MARTIN
Sewer ID
Z00495
PipeID
P06775
Time
12:39 AM
Certificate
U-1014-06022543
System Owner
LACSD
Date Cleaned
—
Pre-Cleaning
Not Known
Media Label
H0609
Sewer Name
05 NORTH TORRANCE TRUNK
City
TORRANCE
Loc. details
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 05
Page No.
25
Purpose
Maintenance Related
Project
20170810MDM_NORTH_TORRANCE_TRUNK
Material
Reinforced Concrete Pipe
Shape
Circular
Height
18 in.
Upstream MH
05 1551
Downstream MH
05 1550
Dir. of Survey
Downstream
Length Surveyed
338.7 ft.
Total Length
338.7 ft.
Structural Index
2
Structural Quick
3223
Structural Rating
12
O&M Index
2
O&M Quick
3123
O&M Rating
9
Overall Index
2
Overall Quick
—
Overall Rating
21
Pipe schematic from manhole 05 1551 to 05 1550
MH: 05 1551MH: 05 1550downstream0 ft. AMH - Upstream Manhole, Survey Begins - 2:30AM0 ft. MGO - General Observation - Conn. @ Mh, 9 O' Clock. OPEN0 ft. MWM - Water Mark, 30 %of cross sectional area0 ft. MGO - General Observation - Conn. @ Mh, 3 O' Clock. Active0 ft. MGO - General Observation - Conn. @ Mh, 3 O' Clock. Active0 ft. MWL - Water Level, 10 %of cross sectional area2 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Start - SEVERE AGG SPORATIC2 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start - PEELING CONCRETE19.8 ft. DSZ - Deposits Settled Other, 10 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES - PEELED CONCRETE64.5 ft. RTB - Roots Tap Barrell, from 03 to 04 o'clock, 5 %, within 8 inches of joint: YES65.7 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES - PEELING CONCRETE69.2 ft. MGP - General Photograph - PEELING CONCRETE90.1 ft. SAV - Surface Aggregate Visible, from 11 to 01 o'clock, within 8 inches of joint: NO - SEVERE AGG99.2 ft. DSZ - Deposits Settled Other, 10 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: NO, Start - PEELED CONCRETE105.2 ft. DSZ - Deposits Settled Other, 10 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: NO, Finish - PEELED CONCRETE135.3 ft. MWM - Water Mark, 40 %of cross sectional area244.4 ft. TF - Tap Factory Made, at 12 o'clock, -, within 8 inches of joint: YES, 6" - Open257 ft. MWM - Water Mark, 30 %of cross sectional area309.4 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES - PEELING CONCRETE338.2 ft. DSZ - Deposits Settled Other, 10 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: NO - PEELED CONCRETE338.2 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish - PEELING CONCRETE338.2 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish - SEVERE AGG SPORATIC338.7 ft. AMH - Downstream Manhole, Survey Ends - 3:00AM

Observation photos (10)

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

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

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

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

  • Deposits Settled Other, 10 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES - PEELED CONCRETE

    19.8 ft. - Deposits Settled Other, 10 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES - PEELED CONCRETE

  • Roots Tap Barrell, from 03 to 04 o'clock, 5 %, within 8 inches of joint: YES

    64.5 ft. - Roots Tap Barrell, from 03 to 04 o'clock, 5 %, within 8 inches of joint: YES

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

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

  • General Photograph - PEELING CONCRETE

    69.2 ft. - General Photograph - PEELING CONCRETE

  • Surface Aggregate Visible, from 11 to 01 o'clock, within 8 inches of joint: NO - SEVERE AGG

    90.1 ft. - Surface Aggregate Visible, from 11 to 01 o'clock, within 8 inches of joint: NO - SEVERE AGG

  • Deposits Settled Other, 10 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: NO, Start - PEELED CONCRETE

    99.2 ft. - Deposits Settled Other, 10 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: NO, Start - PEELED CONCRETE

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

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

  • Deposits Settled Other, 10 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: NO - PEELED CONCRETE

    338.2 ft. - Deposits Settled Other, 10 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: NO - PEELED CONCRETE

All inspections of P06775Work order 0656323

Observations (23)

DistanceCodeObservation
90.1SAVSEVERE AGG
0AMH2:30AM
2SAVSEVERE AGG SPORATIC
135.3MWM—
338.2DSZPEELED CONCRETE
257MWM—
2SSSPEELING CONCRETE
0MGOConn. @ Mh, 9 O' Clock. OPEN
99.2DSZPEELED CONCRETE
0MWM—
309.4SSSPEELING CONCRETE
338.2SSSPEELING CONCRETE
65.7SSSPEELING CONCRETE
0MGOConn. @ Mh, 3 O' Clock. Active
338.2SAVSEVERE AGG SPORATIC
338.7AMH3:00AM
244.4TFOpen
69.2MGPPEELING CONCRETE
0MGOConn. @ Mh, 3 O' Clock. Active
19.8DSZPEELED CONCRETE
105.2DSZPEELED CONCRETE
0MWL—
64.5RTB—

Properties (5)

additional_info
LINE CHECKING FOR MAJOR DAMAGE
custom_field_three
SEVERE AGG PROJECTING-PEELING CONCRETE
custom_field_two
3
customer
LACSD
datetime
2017-08-10T00:39:38-07:00