Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Mar 20, 2020, 07:02 AM

  • 20 0051_20 0050_03202020_002016.mp4

Date
03/20/2020
W/O
818459
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00742
PipeID
P18972
Time
12:02 AM
Certificate
U-111-11880
System Owner
LACSD
Date Cleaned
—
Pre-Cleaning
No Pre-Cleaning
Media Label
K7447
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_818459_TV20057_MAR2020
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
341.6 ft.
Total Length
341.6 ft.
Structural Index
3
Structural Quick
5K3M
Structural Rating
645
O&M Index
2
O&M Quick
2N00
O&M Rating
146
Overall Index
3
Overall Quick
—
Overall Rating
791
Pipe schematic from manhole 20 0050 to 20 0051
MH: 20 0050MH: 20 0051upstream0 ft. MGO - General Observation - CONNECTION AT MH 12 O'CLOCK0 ft. AMH - Upstream Manhole, Survey Ends - 20 00512.1 ft. SRV - Surface Reinforcement Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish2.1 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish2.1 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish2.1 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish30.4 ft. TBC - Tap Break-In Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"62.6 ft. TBC - Tap Break-In Capped, at 10 o'clock, -, within 8 inches of joint: NO, 6"110.6 ft. TBC - Tap Break-In Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"124.6 ft. TBA - Tap Break-In Active, at 03 o'clock, -, within 8 inches of joint: NO, 6"166.7 ft. TBC - Tap Break-In Capped, at 10 o'clock, -, within 8 inches of joint: NO, 6"239.3 ft. MGP - General Photograph - VISIBLE REINFORCEMENT262.4 ft. TBC - Tap Break-In Capped, at 10 o'clock, -, within 8 inches of joint: NO, 6"306.8 ft. SRV - Surface Reinforcement Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Start339.6 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start339.6 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Start339.6 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start341.6 ft. MWL - Water Level, 10 %of cross sectional area341.6 ft. AMH - Downstream Manhole, Survey Begins - 20 0050341.6 ft. MWM - Water Mark, 15 %of cross sectional area

Observation photos (5)

  • 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

  • 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

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

    34.8 ft. - Surface Reinforcement Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Start

  • General Photograph - VISIBLE REINFORCEMENT

    102.3 ft. - General Photograph - VISIBLE REINFORCEMENT

All inspections of P18972Work order 818459

Observations (20)

DistanceCodeObservation
2SSS—
339.5SRV—
34.8SRV—
102.3MGPVISIBLE REINFORCEMENT
217TBA—
231TBC—
174.9TBC—
339.5SSS—
2SAP—
339.5DAGS—
341.6MGOCONNECTION AT MH 12 O'CLOCK
0MWL—
0AMH20 0050
0MWM—
279TBC—
311.2TBC—
79.2TBC—
2DAGS—
341.6AMH20 0051
339.5SAP—

Properties (6)

additional_info
SC398837
custom_field_two
2
customer
LACSD
datetime
2020-03-20T00:02:31-07:00
documentation
PRO PIPE
is_lateral_inspection
false