Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Jun 30, 2021, 09:36 AM
  • 20 0281_20 0280_06302021_024751.mp4

Date
06/30/2021
W/O
896577
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00751
PipeID
P19247
Time
2:36 AM
Certificate
U-0720-70309212
System Owner
1
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K9016
Sewer Name
20 20TH STREET EAST RELIEF TRUNK
City
PALMDALE
Loc. details
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 20
Page No.
12
Purpose
Routine Assessment
Project
RFIR_WO_896577_TV20025_JUN2021
Sewer Type
Gravity
Material
NRCP
Shape
Circular
Height
15 in.
Width
15 in.
Upstream MH
20 0281
Downstream MH
20 0280
Dir. of Survey
Downstream
Length Surveyed
367.4 ft.
Total Length
367.4 ft.
Structural Index
3
Structural Quick
3N00
Structural Rating
219
O&M Index
2
O&M Quick
2N00
O&M Rating
146
Overall Index
3
Overall Quick
Overall Rating
365
Pipe schematic from manhole 20 0281 to 20 0280
MH: 20 0281MH: 20 0280downstream0 ft. MWL - Water Level, 15 %of cross sectional area0 ft. MWM - Water Mark, 35 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 20 02812 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Start2 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start365.2 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish365.2 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish367.4 ft. AMH - Downstream Manhole, Survey Ends - 20 0280

Observation photos (2)

  • 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

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

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

Observations (8)

DistanceCodeObservation
0MWL
367.4AMH20 0280
2SAP
2DAGS
365.2SAP
365.2DAGS
0MWM
0AMH20 0281

Properties (7)

additional_info
630069062921202
custom_field_three
PROJECTING AGGREGATE
custom_field_two
3
customer
1
datetime
2021-06-30T02:36:06-07:00
documentation
PRO PIPE
is_lateral_inspection
false