Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Sep 26, 2017, 10:55 AM
  • 08 0623_08 0622_26092017_041510.mp4

Date
09/26/2017
W/O
657842
Weather
Dry
Operator/Surveyor
R.VARGAS
Sewer ID
Z00008
PipeID
P00662
Time
3:55 AM
Certificate
U-209-211
System Owner
LACSD
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K4277
Sewer Name
08 GRACE STREET RELIEF TRUNK
City
CARSON
Loc. details
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 08
Page No.
10
Purpose
Routine Assessment
Project
WO_630370_TV05315_AUG2017
Sewer Type
Gravity
Material
Vitrified Clay Pipe
Shape
Circular
Height
15 in.
Width
15 in.
Upstream MH
08 0623
Downstream MH
08 0622
Dir. of Survey
Downstream
Length Surveyed
411.3 ft.
Total Length
411.3 ft.
Structural Index
3
Structural Quick
3121
Structural Rating
5
O&M Index
2
O&M Quick
312O
O&M Rating
169
Overall Index
2
Overall Quick
Overall Rating
174
Pipe schematic from manhole 08 0623 to 08 0622
MH: 08 0623MH: 08 0622downstream0 ft. AMH - Upstream Manhole, Survey Begins - 08 06230 ft. VC - Vermin Cockroach0 ft. MWM - Water Mark, 30 %of cross sectional area0 ft. MWL - Water Level, 10 %of cross sectional area2.2 ft. DAGS - Deposits Attached Grease, 10 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Start4.7 ft. FC - Fracture Circumferential, from 11 to 01 o'clock, within 8 inches of joint: YES389.8 ft. OBZ - Obstacles Other, 10 %of cross sectional area, from 04 to 08 o'clock - DEBRIS405 ft. CM - Crack Multiple, from 09 to 03 o'clock, within 8 inches of joint: YES407 ft. DAGS - Deposits Attached Grease, 10 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Finish407.4 ft. OBZ - Obstacles Other, 15 %of cross sectional area, from 04 to 08 o'clock - DEBRIS410 ft. MGO - General Observation - SPALLING THROUGHOUT THE REACH411.3 ft. AMH - Downstream Manhole, Survey Ends - 08 0622411.3 ft. VC - Vermin Cockroach

Observation photos (2)

  • Deposits Attached Grease, 10 %of cross sectional area, from 03 to 09 o'clock,  , within 8 inches of joint: YES, Start

    2.2 ft. - Deposits Attached Grease, 10 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Start

  • Fracture Circumferential, from 11 to 01 o'clock, within 8 inches of joint: YES

    4.7 ft. - Fracture Circumferential, from 11 to 01 o'clock, within 8 inches of joint: YES

Observations (13)

DistanceCodeObservation
411.3AMH08 0622
407.4OBZDEBRIS
410MGOSPALLING THROUGHOUT THE REACH
0AMH08 0623
0VC
0MWM
0MWL
389.8OBZDEBRIS
407DAGS
4.7FC
405CM
411.3VC
2.2DAGS

Properties (5)

additional_info
SC352123
custom_field_two
3
customer
LACSD
datetime
2017-09-26T03:55:58-07:00
year_laid
30636