Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Sep 22, 2017, 09:08 AM
  • 22 1294_22 1293 _09222017_023009.mp4

Date
09/22/2017
W/O
658224
Weather
Dry
Operator/Surveyor
JUAN B
Sewer ID
Z00806
PipeID
P16490
Time
2:08 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
Sewer Type
Gravity
Material
Reinforced Concrete Pipe
Shape
Circular
Height
27 in.
Width
27 in.
Upstream MH
22 1294
Downstream MH
22 1293
Dir. of Survey
Downstream
Length Surveyed
602.6 ft.
Total Length
602.6 ft.
Structural Index
3
Structural Quick
3121
Structural Rating
5
O&M Index
3
O&M Quick
3121
O&M Rating
5
Overall Index
3
Overall Quick
Overall Rating
10
Pipe schematic from manhole 22 1294 to 22 1293
MH: 22 1294MH: 22 1293downstream0 ft. MWL - Water Level, 15 %of cross sectional area0 ft. MWM - Water Mark, 30 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 22 12945.1 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start - MAG COATING5.1 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start144.6 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Start543.7 ft. DSC - Deposits Settled Compacted, 15 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES602.6 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish602.6 ft. AMH - Downstream Manhole, Survey Ends - 22 1293602.6 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish602.6 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish

Observation photos (3)

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

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

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

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

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

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

Observations (11)

DistanceCodeObservation
0MWL
5.1SSSMAG COATING
543.7DSC
602.6SAV
5.1DAGS
0MWM
0AMH22 1294
602.6AMH22 1293
602.6DAGS
602.6SSS
144.6SAV

Properties (5)

additional_info
SC345974
custom_field_two
3
customer
LACSD
datetime
2017-09-22T02:08:43-07:00
year_laid
30330