Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Sep 27, 2019, 08:18 AM
  • 22 1279_22 1278 _09272019_010957.mp4

Date
09/27/2019
W/O
792686
Weather
Dry
Operator/Surveyor
N.ZAHREDDINE
Sewer ID
Z00806
PipeID
P16475
Time
1:18 AM
Certificate
U-109-7948
System Owner
LACSD
Date Cleaned
Pre-Cleaning
Not Known
Media Label
K6091
Sewer Name
22 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_792686_TV22152_OCT2019
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
507.7 ft.
Total Length
507.7 ft.
Structural Index
3
Structural Quick
3S2S
Structural Rating
498
O&M Index
2
O&M Quick
2S00
O&M Rating
202
Overall Index
2
Overall Quick
Overall Rating
700
Pipe schematic from manhole 22 1279 to 22 1278
MH: 22 1279MH: 22 1278downstream0 ft. MWL - Water Level, 25 %of cross sectional area0 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start0 ft. MWM - Water Mark, 40 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 22 12792 ft. MGO - General Observation - MAG COAT THROUGHOUT8.1 ft. SAV - Surface Aggregate Visible, from 09 to 03 o'clock, within 8 inches of joint: YES, Start13.1 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start504.3 ft. MGO - General Observation - MAG COAT THROUGHOUT END507 ft. SAV - Surface Aggregate Visible, from 09 to 03 o'clock, within 8 inches of joint: YES, Finish507 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish507 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish507.7 ft. AMH - Downstream Manhole, Survey Ends - 22 1278

Observation photos (4)

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

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

  • Upstream Manhole, Survey Begins - 22 1279

    0 ft. - Upstream Manhole, Survey Begins - 22 1279

  • Surface Aggregate Visible, from 09 to 03 o'clock, within 8 inches of joint: YES, Start

    8.1 ft. - Surface Aggregate Visible, from 09 to 03 o'clock, within 8 inches of joint: YES, Start

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

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

Observations (12)

DistanceCodeObservation
8.1SAV
507.7AMH22 1278
0MWL
504.3MGOMAG COAT THROUGHOUT END
507SAV
507SSS
2MGOMAG COAT THROUGHOUT
0DAGS
507DAGS
0MWM
0AMH22 1279
13.1SSS

Properties (7)

additional_info
SC378438
custom_field_two
3
customer
LACSD
datetime
2019-09-27T01:18:21-07:00
documentation
PRO PIPE
is_lateral_inspection
false
year_laid
30238