Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Feb 7, 2017, 09:34 AM
  • 20 0135_20 0134A _02072017_013556.mp4

Date
02/07/2017
W/O
618961
Weather
Dry
Operator/Surveyor
JUAN B
Sewer ID
Z00744
PipeID
P22291
Time
1:34 AM
Certificate
U-715-07000770
System Owner
LACSD
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K4233
Sewer Name
20 TRUNK "C"
City
PALMDALE
Loc. details
Main Highway - Urban
Location Code
A
Use of Sewer
Sanitary Sewer
District
District 20
Page No.
01
Purpose
Routine Assessment
Project
WO_618961_TV20027_FEB2017
Sewer Type
Gravity
Material
NRCP
Shape
Circular
Height
12 in.
Width
12 in.
Upstream MH
20 0134A
Downstream MH
20 0135
Dir. of Survey
Upstream
Length Surveyed
114.3 ft.
Total Length
114.3 ft.
Structural Index
3
Structural Quick
3C00
Structural Rating
66
O&M Index
2
O&M Quick
412C
O&M Rating
46
Overall Index
3
Overall Quick
Overall Rating
112
Pipe schematic from manhole 20 0134A to 20 0135
MH: 20 0134AMH: 20 0135upstream0 ft. SAV - Surface Aggregate Visible, from 07 to 05 o'clock, within 8 inches of joint: YES, Finish0 ft. MSA - Survey Abandoned - REVERSAL COMPLETE4.6 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Finish4.6 ft. DAGS - Deposits Attached Grease, 25 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES10.5 ft. TFC - Tap Factory Made Capped, at 12 o'clock, -, within 8 inches of joint: NO, 4"110.2 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Start110.2 ft. SAV - Surface Aggregate Visible, from 07 to 05 o'clock, within 8 inches of joint: YES, Start114.3 ft. MWL - Water Level, 5 %of cross sectional area114.3 ft. AMH - Downstream Manhole, Survey Begins - 20 0134A114.3 ft. MWM - Water Mark, 15 %of cross sectional area

Observation photos (3)

  • Deposits Attached Grease, 5 %of cross sectional area, from 05 to 07 o'clock,  , within 8 inches of joint: YES, Start

    4.1 ft. - Deposits Attached Grease, 5 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Start

  • Surface Aggregate Visible, from 07 to 05 o'clock, within 8 inches of joint: YES, Start

    4.1 ft. - Surface Aggregate Visible, from 07 to 05 o'clock, within 8 inches of joint: YES, Start

  • Deposits Attached Grease, 25 %of cross sectional area, from 04 to 08 o'clock,  , within 8 inches of joint: YES

    109.7 ft. - Deposits Attached Grease, 25 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES

Observations (10)

DistanceCodeObservation
0MWL
4.1DAGS
114.3SAV
114.3MSAREVERSAL COMPLETE
109.7DAGS
0AMH20 0134A
103.8TFC
0MWM
4.1SAV
109.7DAGS

Properties (4)

additional_info
SC306735
custom_field_two
3
customer
LACSD
datetime
2017-02-07T01:34:51-08:00