Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Sep 22, 2017, 07:38 AM
  • 22 1298_22 1297 _09222017_004907.mp4

Date
09/22/2017
W/O
658224
Weather
Dry
Operator/Surveyor
JUAN B
Sewer ID
Z00806
PipeID
P16494
Time
12:38 AM
Certificate
U-715-07000770
System Owner
LACSD
Date Cleaned
Pre-Cleaning
Not Known
Media Label
K4982
Sewer Name
22 DISTRICT #22 MAIN RELIEF TRUNK
City
COVINA
Loc. details
Main Highway - Urban
Location Code
A
Use of Sewer
Sanitary Sewer
District
District 22
Page No.
32
Purpose
Routine Assessment
Project
WO_658224_TV22095_SEP2017
Material
Reinforced Concrete Pipe
Shape
Circular
Height
27 in.
Width
27 in.
Upstream MH
22 1298
Downstream MH
22 1297
Dir. of Survey
Downstream
Length Surveyed
385.8 ft.
Total Length
385.8 ft.
Structural Index
2
Structural Quick
2100
Structural Rating
2
O&M Index
2
O&M Quick
2100
O&M Rating
2
Overall Index
2
Overall Quick
Overall Rating
4
Pipe schematic from manhole 22 1298 to 22 1297
MH: 22 1298MH: 22 1297downstream0 ft. MWM - Water Mark, 20 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 22 12980 ft. MWL - Water Level, 15 %of cross sectional area4.9 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start4.9 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start - MAG COATING385.8 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish385.8 ft. AMH - Downstream Manhole, Survey Ends - 22 1297385.8 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish

Observation photos (2)

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

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

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

    4.9 ft. - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start - MAG COATING

Observations (8)

DistanceCodeObservation
385.8SSS
0MWM
385.8AMH22 1297
0AMH22 1298
0MWL
4.9DAGS
4.9SSSMAG COATING
385.8DAGS

Properties (6)

additional_info
SC345974
custom_field_two
3
customer
LACSD
datetime
2017-09-22T00:38:02-07:00
sewer_category
Gravity
year_laid
30330