Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Mar 21, 2019, 07:16 AM
  • 20 0052_20 0051_03212019_003206.mp4

Date
03/21/2019
W/O
756628
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00742
PipeID
P18973
Time
12:16 AM
Certificate
U-111-11880
System Owner
LACSD
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K6432
Sewer Name
20 TRUNK "A"
City
PALMDALE
Loc. details
Main Highway - Suburban/Rural
Location Code
B
Use of Sewer
Sanitary Sewer
District
District 20
Page No.
03
Purpose
Routine Assessment
Project
WO_756628_TV20026_MAR2019
Sewer Type
Gravity
Material
Reinforced Concrete Pipe
Shape
Circular
Height
24 in.
Width
24 in.
Upstream MH
20 0052
Downstream MH
20 0051
Dir. of Survey
Downstream
Length Surveyed
385.5 ft.
Total Length
385.5 ft.
Structural Index
3
Structural Quick
3N2N
Structural Rating
380
O&M Index
2
O&M Quick
2200
O&M Rating
4
Overall Index
2
Overall Quick
Overall Rating
384
Pipe schematic from manhole 20 0052 to 20 0051
MH: 20 0052MH: 20 0051downstream0 ft. MWL - Water Level, 10 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 20 00520 ft. MWM - Water Mark, 15 %of cross sectional area2 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Start2 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 04 to 08 o'clock, , within 8 inches of joint: YES, Start28.1 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"123.3 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"227.2 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"346.8 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"383.8 ft. MGO - General Observation - ACTIVE CONNECTION AT MH 9 O'CLOCK383.8 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish383.8 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish383.8 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish385.5 ft. AMH - Downstream Manhole, Survey Ends - 20 0051

Observation photos (3)

  • 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

  • Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start

    2 ft. - Surface Spalling, 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 (15)

DistanceCodeObservation
0MWL
2SAP
383.8MGOACTIVE CONNECTION AT MH 9 O'CLOCK
28.1TFC
2SSS
0AMH20 0052
346.8TFC
383.8DAGS
123.3TFC
383.8SAP
0MWM
385.5AMH20 0051
227.2TFC
2DAGS
383.8SSS

Properties (6)

additional_info
SC365950
custom_field_two
2
customer
LACSD
datetime
2019-03-21T00:16:03-07:00
documentation
PRO PIPE
is_lateral_inspection
false