Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Oct 3, 2017, 09:29 AM
  • 29 0174A_29 0174 _03102017_024002.mp4

Date
10/03/2017
W/O
663248
Weather
Dry
Operator/Surveyor
K. ADAME
Sewer ID
Z00354
PipeID
P24071
Time
2:29 AM
Certificate
07009000
System Owner
LACSD
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K4817
Sewer Name
29 28TH STREET TRUNK
City
SIGNAL HILL
Loc. details
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 29
Page No.
02
Purpose
Routine Assessment
Project
WO_663248_TV29052_OCT2017
Material
Vitrified Clay Pipe
Shape
Circular
Height
12 in.
Width
12 in.
Upstream MH
29 0174
Downstream MH
29 0174A
Dir. of Survey
Upstream
Length Surveyed
25.2 ft.
Total Length
25.2 ft.
Structural Index
4
Structural Quick
5141
Structural Rating
12
O&M Index
2
O&M Quick
2100
O&M Rating
2
Overall Index
4
Overall Quick
Overall Rating
14
Pipe schematic from manhole 29 0174 to 29 0174A
MH: 29 0174MH: 29 0174Aupstream0 ft. AMH - Upstream Manhole, Survey Ends - 29 174A0.7 ft. MGO - General Observation - CONNECTION AT MH 9 OCLOCK, ACTIVE0.7 ft. DSC - Deposits Settled Compacted, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: NO, Finish7 ft. BSV - Broken Soil Visible, at 12 o'clock, within 8 inches of joint: YES16.5 ft. CM - Crack Multiple, from 08 to 04 o'clock, within 8 inches of joint: YES21.3 ft. FM - Fracture Multiple, from 02 to 04 o'clock, within 8 inches of joint: YES22.4 ft. DSC - Deposits Settled Compacted, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: NO, Start25.2 ft. MWM - Water Mark, 20 %of cross sectional area25.2 ft. AMH - Downstream Manhole, Survey Begins - 29 017425.2 ft. MWL - Water Level, 15 %of cross sectional area

Observation photos (4)

  • Deposits Settled Compacted,  5 %of cross sectional area, from 04 to 08 o'clock,  , within 8 inches of joint: NO, Start

    2.8 ft. - Deposits Settled Compacted, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: NO, Start

  • Fracture Multiple, from 02 to 04 o'clock, within 8 inches of joint: YES

    3.9 ft. - Fracture Multiple, from 02 to 04 o'clock, within 8 inches of joint: YES

  • Crack Multiple, from 08 to 04 o'clock, within 8 inches of joint: YES

    8.7 ft. - Crack Multiple, from 08 to 04 o'clock, within 8 inches of joint: YES

  • Broken Soil Visible, at 12 o'clock, within 8 inches of joint: YES

    18.2 ft. - Broken Soil Visible, at 12 o'clock, within 8 inches of joint: YES

Observations (10)

DistanceCodeObservation
0MWM
18.2BSV
8.7CM
2.8DSC
25.2AMH29 174A
24.5MGOCONNECTION AT MH 9 OCLOCK, ACTIVE
0AMH29 0174
24.5DSC
3.9FM
0MWL

Properties (5)

additional_info
SC353066
custom_field_two
1
customer
LACSD
datetime
2017-10-03T02:29:25-07:00
sewer_category
Gravity