Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Sep 22, 2017, 08:34 AM
  • 22 1295_22 1294 _09222017_013541.mp4

Date
09/22/2017
W/O
658224
Weather
Dry
Operator/Surveyor
JUAN B
Sewer ID
Z00806
PipeID
P16491
Time
1:34 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 1295
Downstream MH
22 1294
Dir. of Survey
Downstream
Length Surveyed
647.2 ft.
Total Length
647.2 ft.
Structural Index
3
Structural Quick
3121
Structural Rating
5
O&M Index
2
O&M Quick
2100
O&M Rating
2
Overall Index
2
Overall Quick
Overall Rating
7
Pipe schematic from manhole 22 1295 to 22 1294
MH: 22 1295MH: 22 1294downstream0 ft. MWL - Water Level, 15 %of cross sectional area0 ft. MWM - Water Mark, 25 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 22 12954.9 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start - MAG COATING4.9 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start273.5 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Start647.2 ft. AMH - Downstream Manhole, Survey Ends - 22 1294647.2 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish647.2 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish647.2 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 (3)

  • 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

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

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

Observations (10)

DistanceCodeObservation
647.2AMH22 1294
0MWL
647.2SAV
273.5SAV
4.9SSSMAG COATING
647.2SSS
4.9DAGS
0MWM
0AMH22 1295
647.2DAGS

Properties (6)

additional_info
SC345974
custom_field_two
3
customer
LACSD
datetime
2017-09-22T01:34:55-07:00
sewer_category
Gravity
year_laid
30330