Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Dec 6, 2017, 11:53 AM
  • 20 0297_20 0296_12062017_035332.mp4

Date
12/06/2017
W/O
673996
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00736
PipeID
P19263
Time
3:53 AM
Certificate
U-111-11880
System Owner
LACSD
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K5238
Sewer Name
20 AVENUE "Q" EXTENSION TRUNK
City
PALMDALE
Loc. details
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 20
Page No.
07
Purpose
Routine Assessment
Project
WO_673996_TV20035_DEC2017
Material
Vitrified Clay Pipe
Shape
Circular
Height
12 in.
Width
12 in.
Upstream MH
20 0297
Downstream MH
20 0296
Dir. of Survey
Downstream
Length Surveyed
50.9 ft.
Total Length
50.9 ft.
Structural Index
3
Structural Quick
3900
Structural Rating
27
O&M Index
4
O&M Quick
5132
O&M Rating
11
Overall Index
3
Overall Quick
Overall Rating
38
Pipe schematic from manhole 20 0297 to 20 0296
MH: 20 0297MH: 20 0296downstream0 ft. MWL - Water Level, 50 %of cross sectional area0 ft. MWM - Water Mark, 80 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 20 02972 ft. DAGS - Deposits Attached Grease, 15 %of cross sectional area, from 02 to 10 o'clock, , within 8 inches of joint: YES, Start5.2 ft. CM - Crack Multiple, from 09 to 03 o'clock, within 8 inches of joint: YES, Start48.3 ft. DAGS - Deposits Attached Grease, 15 %of cross sectional area, from 02 to 10 o'clock, , within 8 inches of joint: YES, Finish48.3 ft. CM - Crack Multiple, from 09 to 03 o'clock, within 8 inches of joint: YES, Finish49 ft. MGO - General Observation - SPALLING THROUGHOUT THE REACH, FROM 08 TO 04 O'CLOCK50.9 ft. AMH - Downstream Manhole, Survey Ends - 20 0296

Observation photos (2)

  • Deposits Attached Grease, 15 %of cross sectional area, from 02 to 10 o'clock,  , within 8 inches of joint: YES, Start

    2 ft. - Deposits Attached Grease, 15 %of cross sectional area, from 02 to 10 o'clock, , within 8 inches of joint: YES, Start

  • Crack Multiple, from 09 to 03 o'clock, within 8 inches of joint: YES, Start

    5.2 ft. - Crack Multiple, from 09 to 03 o'clock, within 8 inches of joint: YES, Start

Observations (9)

DistanceCodeObservation
0MWL
48.3DAGS
2DAGS
0MWM
0AMH20 0297
50.9AMH20 0296
49MGOSPALLING THROUGHOUT THE REACH, FROM 08 TO 04 O'CLOCK
5.2CM
48.3CM

Properties (5)

additional_info
SC346409
custom_field_two
3
customer
LACSD
datetime
2017-12-06T03:53:14-08:00
sewer_category
Gravity