Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Oct 23, 2018, 09:08 AM
  • 20 0537_20 0357A_23102018_020834.mp4

Date
10/23/2018
W/O
729533
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00756
PipeID
P25809
Time
2:08 AM
Certificate
U-111-11880
System Owner
LACSD
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K6179
Sewer Name
20 56TH STREET EAST TRUNK
City
PALMDALE
Loc. details
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 20
Page No.
09
Purpose
Routine Assessment
Project
WO_729533_TV20013_OCT2018
Sewer Type
Gravity
Material
Vitrified Clay Pipe
Shape
Circular
Height
15 in.
Width
15 in.
Upstream MH
20 0537
Downstream MH
20 0357A
Dir. of Survey
Downstream
Length Surveyed
325.7 ft.
Total Length
325.7 ft.
Structural Index
0
Structural Quick
0000
Structural Rating
0
O&M Index
2
O&M Quick
5142
O&M Rating
249
Overall Index
2
Overall Quick
Overall Rating
249
Pipe schematic from manhole 20 0537 to 20 0357A
MH: 20 0537MH: 20 0357Adownstream0 ft. MWL - Water Level, 15 %of cross sectional area0 ft. MWM - Water Mark, 50 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 20 05372 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Start60.3 ft. DSZ - Deposits Settled Other, 10 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Start - DEBRIS252.6 ft. MWL - Water Level, 50 %of cross sectional area252.6 ft. MWM - Water Mark, 85 %of cross sectional area301.7 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Finish301.7 ft. DAGS - Deposits Attached Grease, 10 %of cross sectional area, from 12 to 12 o'clock, , within 8 inches of joint: YES, Start325.7 ft. MCU - Camera Underwater325.7 ft. MSA - Survey Abandoned - CAMERA UNDERWATER325.7 ft. DAGS - Deposits Attached Grease, 10 %of cross sectional area, from 12 to 12 o'clock, , within 8 inches of joint: YES, Finish325.7 ft. DSZ - Deposits Settled Other, 10 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Finish

Observation photos (2)

  • Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock,  , within 8 inches of joint: YES, Start

    2 ft. - Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Start

  • Deposits Attached Grease, 10 %of cross sectional area, from 12 to 12 o'clock,  , within 8 inches of joint: YES, Start

    301.7 ft. - Deposits Attached Grease, 10 %of cross sectional area, from 12 to 12 o'clock, , within 8 inches of joint: YES, Start

Observations (13)

DistanceCodeObservation
301.7DAGS
0MWL
0MWM
60.3DSZDEBRIS
2DAGS
325.7MCU
325.7MSACAMERA UNDERWATER
325.7DAGS
252.6MWL
0AMH20 0537
301.7DAGS
252.6MWM
325.7DSZ

Properties (4)

additional_info
SC365143
customer
LACSD
datetime
2018-10-23T02:08:17-07:00
year_laid
26787