Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Jan 13, 2016, 06:42 AM
  • 20 0527_20 0526_12012016_224255.mp4

Date
01/12/2016
W/O
541619
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00737
PipeID
P19430
Time
10:42 PM
Certificate
U-111-11880
System Owner
LACSD
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K3072
Sewer Name
20 AVENUE "Q" RELIEF TRUNK
City
PALMDALE
Loc. details
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 20
Page No.
06
Purpose
Routine Assessment
Project
WO_541619_TV20034_DEC2015
Material
Vitrified Clay Pipe
Shape
Circular
Height
21 in.
Upstream MH
20 0527
Downstream MH
20 0526
Dir. of Survey
Downstream
Length Surveyed
486.9 ft.
Total Length
486.9 ft.
Structural Index
2
Structural Quick
2200
Structural Rating
4
O&M Index
2
O&M Quick
2R00
O&M Rating
194
Overall Index
2
Overall Quick
Overall Rating
198
Pipe schematic from manhole 20 0527 to 20 0526
MH: 20 0527MH: 20 0526downstream0 ft. AMH - Upstream Manhole, Survey Begins - 20 05270 ft. MWL - Water Level, 20 %of cross sectional area0 ft. MWM - Water Mark, 20 %of cross sectional area2 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start447.1 ft. MWLS - Water Level, Sag in pipe, 25 %of cross sectional area, Start458.7 ft. MWLS - Water Level, Sag in pipe, 25 %of cross sectional area, Finish486.2 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish486.9 ft. AMH - Downstream Manhole, Survey Ends - 20 0526

Observation photos (2)

  • 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

  • Water Level, Sag in pipe, 25 %of cross sectional area, Start

    447.1 ft. - Water Level, Sag in pipe, 25 %of cross sectional area, Start

Observations (8)

DistanceCodeObservation
0AMH20 0527
0MWL
0MWM
458.7MWLS
2DAGS
486.2DAGS
447.1MWLS
486.9AMH20 0526

Properties (6)

additional_info
SC224844
custom_field_two
4
customer
LACSD
datetime
2016-01-12T22:42:46-08:00
sewer_category
GRAVITY
year_laid
19890731