Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Dec 12, 2017, 06:20 PM
  • 05 1543_05 1542_12122017_105904.mp4

Date
12/12/2017
W/O
0673986
Weather
Very Dry
Operator/Surveyor
SANTIAGO OBREGON
Sewer ID
Z00495
PipeID
P06766
Time
10:20 AM
Certificate
U-1014-06022541
System Owner
LACSD
Date Cleaned
Pre-Cleaning
Not Known
Media Label
G7581
Sewer Name
05 NORTH TORRANCE TRUNK
City
TORRANCE
Loc. details
Parking Lot
Location Code
G
Use of Sewer
Sanitary Sewer
District
District 05
Page No.
23
Purpose
Routine Assessment
Project
20171212SHO_NORTH_TORRANCE_TRUNK
Material
Reinforced Concrete Pipe
Shape
Circular
Height
18 in.
Upstream MH
05 1543
Downstream MH
05 1542
Dir. of Survey
Downstream
Length Surveyed
331.6 ft.
Total Length
331.6 ft.
Structural Index
3
Structural Quick
5131
Structural Rating
10
O&M Index
0
O&M Quick
0000
O&M Rating
0
Overall Index
3
Overall Quick
Overall Rating
10
Pipe schematic from manhole 05 1543 to 05 1542
MH: 05 1543MH: 05 1542downstream0 ft. AMH - Upstream Manhole, Survey Begins - 10550 ft. MWL - Water Level, 30 %of cross sectional area0 ft. MWM - Water Mark, 45 %of cross sectional area0 ft. MGO - General Observation - ACTIVE CONNECTION IN THE MH @ 8 O CLOCK2.9 ft. SRV - Surface Reinforcement Visible, from 11 to 12 o'clock, within 8 inches of joint: NO8 ft. SAV - Surface Aggregate Visible, from 09 to 03 o'clock, within 8 inches of joint: YES, Start8 ft. MGO - General Observation - 80% MAG COAT INTACT8 ft. SSS - Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES, Start108.9 ft. SAV - Surface Aggregate Visible, from 09 to 03 o'clock, within 8 inches of joint: YES, Finish123.5 ft. SSS - Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES, Finish280 ft. TFA - Tap Factory Made Active, at 12 o'clock, -, within 8 inches of joint: NO, 6"328.4 ft. MGO - General Observation - GREASE THROUGHOUT THE REACH (5%)331.6 ft. AMH - Downstream Manhole, Survey Ends - 1115

Observation photos (3)

  • Surface Reinforcement Visible, from 11 to 12 o'clock, within 8 inches of joint: NO

    2.9 ft. - Surface Reinforcement Visible, from 11 to 12 o'clock, within 8 inches of joint: NO

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

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

  • Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES, Start

    8 ft. - Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES, Start

Observations (13)

DistanceCodeObservation
280TFA
331.6AMH1115
8SAV
0AMH1055
108.9SAV
8MGO80% MAG COAT INTACT
8SSS
2.9SRV
328.4MGOGREASE THROUGHOUT THE REACH (5%)
0MWL
123.5SSS
0MWM
0MGOACTIVE CONNECTION IN THE MH @ 8 O CLOCK

Properties (6)

custom_field_three
A BIT OF AGGREGATE AND A SMALL AMOUNT OF REBAR
custom_field_two
3
customer
LACSD
datetime
2017-12-12T10:20:41-08:00
documentation
OBREGON, IGNACIO, PARAISO
is_lateral_inspection
false