Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Jul 17, 2017, 08:10 AM
  • 05 1461_05 1460 _28072017_080813.mp4

Date
07/17/2017
W/O
635631
Weather
Dry
Operator/Surveyor
M.MARTINEZ
Sewer ID
Z00438
PipeID
P06683
Time
1:10 AM
Certificate
U-115-06022794
System Owner
LACSD
Date Cleaned
Pre-Cleaning
Not Known
Media Label
K3988-SC345553
Sewer Name
05 EL NIDO TRUNK
City
TORRANCE CA
Loc. details
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 05
Page No.
23
Purpose
Routine Assessment
Project
WO_635631_TV05253_JUN2017
Sewer Type
Gravity
Material
Reinforced Concrete Pipe
Shape
Circular
Height
21 in.
Width
21 in.
Upstream MH
05 1461
Downstream MH
05 1460
Dir. of Survey
Downstream
Length Surveyed
289.7 ft.
Total Length
289.7 ft.
Structural Index
3
Structural Quick
3J00
Structural Rating
171
O&M Index
2
O&M Quick
412J
O&M Rating
118
Overall Index
3
Overall Quick
Overall Rating
289
Pipe schematic from manhole 05 1461 to 05 1460
MH: 05 1461MH: 05 1460downstream0 ft. AMH - Upstream Manhole, Survey Begins - 05 14610 ft. MWM - Water Mark, 50 %of cross sectional area0 ft. MWL - Water Level, 10 %of cross sectional area2.4 ft. MGO - General Observation - Magnesium hydroxide coating start2.4 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Start2.4 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start289.2 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish289.2 ft. MGO - General Observation - Magnesium hydroxide coating finish289.2 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish289.7 ft. MGO - General Observation - CONNECTION AT THE MH 9 O'CLOCK289.7 ft. AMH - Downstream Manhole, Survey Ends - 05 1460

Observation photos (2)

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

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

  • Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock,  , within 8 inches of joint: YES, Start

    2.4 ft. - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start

Observations (11)

DistanceCodeObservation
2.4MGOMagnesium hydroxide coating start
0AMH05 1461
289.2SAV
289.7MGOCONNECTION AT THE MH 9 O'CLOCK
0MWM
0MWL
2.4SAV
289.2MGOMagnesium hydroxide coating finish
2.4DAGS
289.2DAGS
289.7AMH05 1460

Properties (3)

custom_field_two
3
customer
LACSD
datetime
2017-07-17T01:10:14-07:00