Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Sep 16, 2020, 06:57 AM
  • 20 0090_20 0786_09162020_000230.mp4

Date
09/15/2020
W/O
844370
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00952
PipeID
P26247
Time
11:57 PM
Certificate
U-0720-70309212
System Owner
1
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K7993
Sewer Name
TRUNK "A" RELIEF
City
PALMDALE
Loc. details
Main Highway - Suburban/Rural
Location Code
B
Use of Sewer
Sanitary Sewer
District
District 20
Page No.
02
Purpose
Routine Assessment
Project
WO_844370_TV20055_AUG2020
Sewer Type
Gravity
Material
Vitrified Clay Pipe
Shape
Circular
Height
8 in.
Width
8 in.
Upstream MH
20 0090
Downstream MH
20 0786
Dir. of Survey
Downstream
Length Surveyed
8.1 ft.
Total Length
8.1 ft.
Structural Index
2
Structural Quick
2200
Structural Rating
4
O&M Index
2
O&M Quick
2400
O&M Rating
8
Overall Index
2
Overall Quick
Overall Rating
12
Pipe schematic from manhole 20 0090 to 20 0786
MH: 20 0090MH: 20 0786downstream0 ft. MWM - Water Mark, 15 %of cross sectional area0 ft. MWL - Water Level, 10 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 20 00902 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start2 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Start2 ft. DAE - Deposits Attached Encrustation, 5 %of cross sectional area, from 09 to 03 o'clock, , within 8 inches of joint: YES, Start6.1 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish8.1 ft. AMH - Downstream Manhole, Survey Ends - 20 07868.1 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Finish8.1 ft. DAE - Deposits Attached Encrustation, 5 %of cross sectional area, from 09 to 03 o'clock, , within 8 inches of joint: YES, Finish8.1 ft. MGO - General Observation - CONN @ MH 12 O' CLOCK/ACTIVE

Observation photos (2)

  • Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock,  , within 8 inches of joint: YES, Start

    2 ft. - Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Start

  • Deposits Attached Encrustation, 5 %of cross sectional area, from 09 to 03 o'clock,  , within 8 inches of joint: YES, Start

    2 ft. - Deposits Attached Encrustation, 5 %of cross sectional area, from 09 to 03 o'clock, , within 8 inches of joint: YES, Start

Observations (11)

DistanceCodeObservation
2SSS
6.1SSS
8.1AMH20 0786
2DAGS
8.1DAGS
0MWM
0MWL
0AMH20 0090
8.1DAE
8.1MGOCONN @ MH 12 O' CLOCK/ACTIVE
2DAE

Properties (8)

additional_info
SC411885
custom_field_three
SPALLING
custom_field_two
3
customer
1
datetime
2020-09-15T23:57:33-07:00
documentation
PRO PIPE
is_lateral_inspection
false
year_laid
40169