Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Jun 9, 2017, 07:02 AM
  • 20 0278_20 0277 _09062017_000257.mp4

Date
06/09/2017
W/O
640674
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00751
PipeID
P19244
Time
12:02 AM
Certificate
U-111-11880
System Owner
LACSD
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K4574
Sewer Name
20 20TH STREET EAST RELIEF TRUNK
City
PALMDALE
Loc. details
Main Highway - Suburban/Rural
Location Code
B
Use of Sewer
Sanitary Sewer
District
District 20
Page No.
07
Purpose
Routine Assessment
Project
WO_640674_TV20031_JUN2017
Sewer Type
Gravity
Material
NRCP
Shape
Circular
Height
15 in.
Width
15 in.
Upstream MH
20 0278
Downstream MH
20 0277
Dir. of Survey
Downstream
Length Surveyed
355.4 ft.
Total Length
355.4 ft.
Structural Index
3
Structural Quick
3M00
Structural Rating
210
O&M Index
2
O&M Quick
412M
O&M Rating
144
Overall Index
3
Overall Quick
Overall Rating
354
Pipe schematic from manhole 20 0278 to 20 0277
MH: 20 0278MH: 20 0277downstream0 ft. AMH - Upstream Manhole, Survey Begins - 20 02780 ft. MWM - Water Mark, 50 %of cross sectional area0 ft. MGO - General Observation - COCKROACHES IN MANHOLE0 ft. MWL - Water Level, 25 %of cross sectional area2 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Start2 ft. SAV - Surface Aggregate Visible, from 09 to 03 o'clock, within 8 inches of joint: YES, Start353.9 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Finish353.9 ft. SAV - Surface Aggregate Visible, from 09 to 03 o'clock, within 8 inches of joint: YES, Finish355.4 ft. AMH - Downstream Manhole, Survey Ends - 20 0277

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

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

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

Observations (9)

DistanceCodeObservation
0AMH20 0278
0MWM
353.9DAGS
2DAGS
355.4AMH20 0277
0MGOCOCKROACHES IN MANHOLE
0MWL
2SAV
353.9SAV

Properties (4)

additional_info
SC345250
custom_field_two
3
customer
LACSD
datetime
2017-06-09T00:02:36-07:00