Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Dec 3, 2020, 12:33 PM
  • 22 1279_22 1278 _12032020_044939.mp4

Date
12/03/2020
W/O
855018
Weather
Dry
Operator/Surveyor
M.MARTINEZ
Sewer ID
Z00806
PipeID
P16475
Time
4:33 AM
Certificate
U-115-06022794
System Owner
1
Date Cleaned
Pre-Cleaning
Not Known
Media Label
K8230
Sewer Name
DISTRICT #22 MAIN RELIEF TRUNK
City
WEST COVINA
Loc. details
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 22
Page No.
31
Purpose
Routine Assessment
Project
RFIR_WO_855018_TV22152_OCT2020
Sewer Type
Gravity
Material
Reinforced Concrete Pipe
Shape
Circular
Height
27 in.
Width
27 in.
Upstream MH
22 1279
Downstream MH
22 1278
Dir. of Survey
Downstream
Length Surveyed
486.7 ft.
Total Length
486.7 ft.
Structural Index
3
Structural Quick
3R27
Structural Rating
302
O&M Index
2
O&M Quick
2R00
O&M Rating
192
Overall Index
2
Overall Quick
Overall Rating
494
Pipe schematic from manhole 22 1279 to 22 1278
MH: 22 1279MH: 22 1278downstream0 ft. MWM - Water Mark, 35 %of cross sectional area0 ft. MWL - Water Level, 15 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 22 12792 ft. DAGS - Deposits Attached Grease, 10 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start2 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Start2 ft. MGO - General Observation - MAG COAT181.9 ft. MWLS - Water Level, Sag in pipe, 15 %of cross sectional area, Start215.9 ft. MWLS - Water Level, Sag in pipe, 15 %of cross sectional area, Finish484.2 ft. DAGS - Deposits Attached Grease, 10 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish484.2 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish486.7 ft. AMH - Downstream Manhole, Survey Ends - 22 1278

Observation photos (4)

  • Deposits Attached Grease, 10 %of cross sectional area, from 04 to 08 o'clock,  , within 8 inches of joint: YES, Start

    2 ft. - Deposits Attached Grease, 10 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start

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

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

  • General Observation - MAG COAT

    2 ft. - General Observation - MAG COAT

  • Water Level, Sag in pipe, 15 %of cross sectional area, Start

    181.9 ft. - Water Level, Sag in pipe, 15 %of cross sectional area, Start

Observations (11)

DistanceCodeObservation
215.9MWLS
0MWM
484.2DAGS
2DAGS
2SAP
486.7AMH22 1278
484.2SAP
0MWL
2MGOMAG COAT
181.9MWLS
0AMH22 1279

Properties (7)

custom_field_three
SURFACE AGGREGATE PROJECTING
custom_field_two
3
customer
1
datetime
2020-12-03T04:33:09-08:00
documentation
PRO PIPE
is_lateral_inspection
false
year_laid
30238