Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Mar 16, 2021, 07:43 AM

  • 20 0051_20 0050_03162021_005846.mp4

Date
03/16/2021
W/O
880302
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00742
PipeID
P18972
Time
12:43 AM
Certificate
U-0720-70309212
System Owner
1
Date Cleaned
—
Pre-Cleaning
No Pre-Cleaning
Media Label
K8600
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_880302_TV20023_MAR2021
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
5J3L
Structural Rating
610
O&M Index
2
O&M Quick
2C00
O&M Rating
36
Overall Index
3
Overall Quick
—
Overall Rating
646
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 00513.4 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish3.4 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish3.4 ft. DSZ - Deposits Settled Other, 10 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Finish3.4 ft. SRV - Surface Reinforcement Visible, from 10 to 02 o'clock, within 8 inches of joint: YES, Finish30.7 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"62.2 ft. TF - Tap Factory Made, at 10 o'clock, -, within 8 inches of joint: NO, 6"94.5 ft. DSZ - Deposits Settled Other, 10 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Start - DEBRIS110.8 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"125.4 ft. TBA - Tap Break-In Active, at 03 o'clock, -, within 8 inches of joint: NO, 8"167.5 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: NO, 6"216.6 ft. TFC - Tap Factory Made Capped, at 01 o'clock, -, within 8 inches of joint: NO, 6"263.2 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: NO, 6"278.6 ft. SRV - Surface Reinforcement Visible, from 10 to 02 o'clock, within 8 inches of joint: YES, Start339.6 ft. MGO - General Observation - MAG COATING THROUGHOUT339.6 ft. SAP - Surface Aggregate Projecting, 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, Start341.6 ft. AMH - Downstream Manhole, Survey Begins - 20 0050341.6 ft. MWM - Water Mark, 15 %of cross sectional area341.6 ft. MWL - Water Level, 15 %of cross sectional area

Observation photos (4)

  • General Observation - MAG COATING THROUGHOUT

    2 ft. - General Observation - MAG COATING THROUGHOUT

  • 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

  • Surface Reinforcement Visible, from 10 to 02 o'clock, within 8 inches of joint: YES, Start

    63 ft. - Surface Reinforcement Visible, from 10 to 02 o'clock, within 8 inches of joint: YES, Start

All inspections of P18972Work order 880302

Observations (21)

DistanceCodeObservation
2MGOMAG COATING THROUGHOUT
0AMH20 0050
338.2SSS—
125TFC—
338.2SAP—
63SRV—
0MWM—
341.6MGOCONNECTION AT MH 12 O'CLOCK
2SAP—
338.2DSZ—
338.2SRV—
78.4TFC—
174.1TFC—
216.2TBA—
247.1DSZDEBRIS
0MWL—
230.8TFC—
279.4TF—
2SSS—
341.6AMH20 0051
310.9TFC—

Properties (7)

additional_info
630069031521201
custom_field_three
VISIBLE REINFORCEMENT/PROJECTING AGGREGATE
custom_field_two
2
customer
1
datetime
2021-03-16T00:43:04-07:00
documentation
PRO PIPE
is_lateral_inspection
false