Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Mar 21, 2019, 09:41 AM
  • 20 0051_20 0050_03212019_025334.mp4

Date
03/21/2019
W/O
755952
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00742
PipeID
P18972
Time
2:41 AM
Certificate
U-111-11880
System Owner
LACSD
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K6433
Sewer Name
20 TRUNK "A"
City
PALMDALE
Loc. details
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 20
Page No.
03
Purpose
Routine Assessment
Project
RFIR_WO_755952_TV20057_MAR2019
Sewer Type
Gravity
Material
Reinforced Concrete Pipe
Shape
Circular
Height
24 in.
Width
24 in.
Upstream MH
20 0050
Downstream MH
20 0051
Dir. of Survey
Upstream
Length Surveyed
340.4 ft.
Total Length
340.4 ft.
Structural Index
3
Structural Quick
3L2L
Structural Rating
335
O&M Index
2
O&M Quick
2L00
O&M Rating
134
Overall Index
2
Overall Quick
Overall Rating
469
Pipe schematic from manhole 20 0050 to 20 0051
MH: 20 0050MH: 20 0051upstream0 ft. AMH - Upstream Manhole, Survey Ends - 20 00512.8 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish2.8 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish2.8 ft. MGO - General Observation - ACTIVE CONNECTION AT MH 12 O'CLOCK2.8 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish31.3 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"62.3 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: NO, 6"124.4 ft. TBA - Tap Break-In Active, at 03 o'clock, -, within 8 inches of joint: NO, 6"166.2 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: NO, 6"214.4 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"261.1 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: NO, 6"317.2 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"338.4 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start338.4 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Start338.4 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start340.4 ft. MWM - Water Mark, 15 %of cross sectional area340.4 ft. AMH - Downstream Manhole, Survey Begins - 20 0050340.4 ft. MWL - Water Level, 5 %of cross sectional area

Observation photos (3)

  • 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

  • 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

Observations (18)

DistanceCodeObservation
340.4AMH20 0051
0MWM
337.6SAP
337.6DAGS
309.1TFC
174.2TFC
2DAGS
23.2TFC
278.1TFC
2SAP
126TFC
2SSS
337.6MGOACTIVE CONNECTION AT MH 12 O'CLOCK
79.3TFC
0AMH20 0050
337.6SSS
216TBA
0MWL

Properties (6)

additional_info
SC366201
custom_field_two
2
customer
LACSD
datetime
2019-03-21T02:41:38-07:00
documentation
PRO PIPE
is_lateral_inspection
false