Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Jul 6, 2016, 06:16 PM

  • 29 0521_29 0520_762016_112116.mp4

Date
07/06/2016
W/O
0574371
Weather
Dry
Operator/Surveyor
MIRANDA
Sewer ID
Z01106
PipeID
P24573
Time
11:16 AM
Certificate
U-1014-06022542
System Owner
LACSD
Date Cleaned
—
Pre-Cleaning
Not Known
Media Label
G7172
Sewer Name
29 19TH STREET SEWER
City
SIGNAL HILL
Loc. details
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 29
Page No.
03
Purpose
Routine Assessment
Project
20160706AM_19TH_STREET_SEWER
Material
Vitrified Clay Pipe
Shape
Circular
Height
8 in.
Upstream MH
29 0521
Downstream MH
29 0520
Dir. of Survey
Downstream
Length Surveyed
104.6 ft.
Total Length
104.6 ft.
Structural Index
3
Structural Quick
5241
Structural Rating
35
O&M Index
2
O&M Quick
2100
O&M Rating
2
Overall Index
3
Overall Quick
—
Overall Rating
37
Pipe schematic from manhole 29 0521 to 29 0520
MH: 29 0521MH: 29 0520downstream0 ft. MWL - Water Level, 5 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 11:20 AM0 ft. MWM - Water Mark, 10 %of cross sectional area0 ft. MGO - General Observation - ROACHES INSIDE THE MH.3.6 ft. FC - Fracture Circumferential, from 07 to 05 o'clock, within 8 inches of joint: NO4.8 ft. CM - Crack Multiple, from 12 to 02 o'clock, within 8 inches of joint: YES7.6 ft. FM - Fracture Multiple, from 07 to 05 o'clock, within 8 inches of joint: YES15.8 ft. JOL - Joint Offset Large16.1 ft. MGO - General Observation - CHIPPING AT THE JOINT18.7 ft. TF - Tap Factory Made, at 09 o'clock, -, within 8 inches of joint: NO, 6" - OPEN23.2 ft. CL - Crack Longitudinal, at 01 o'clock, within 8 inches of joint: YES31.9 ft. TFD - Tap Factory Made Defective, at 03 o'clock, -, within 8 inches of joint: NO, 6" - OPEN, 50% BLOCKED31.9 ft. MWLS - Water Level, Sag in pipe, 20 %of cross sectional area, Start34.4 ft. MWLS - Water Level, Sag in pipe, 30 %of cross sectional area, Change35.9 ft. CL - Crack Longitudinal, at 01 o'clock, within 8 inches of joint: YES38.6 ft. CM - Crack Multiple, from 08 to 04 o'clock, within 8 inches of joint: YES, Start47.3 ft. MWLS - Water Level, Sag in pipe, 30 %of cross sectional area, Finish88 ft. FL - Fracture Longitudinal, at 08 o'clock, within 8 inches of joint: YES90.5 ft. HVV - Hole Void Visible, from 07 to 08 o'clock, within 8 inches of joint: YES90.5 ft. HSV - Hole Soil Visible, from 07 to 08 o'clock, within 8 inches of joint: YES103.6 ft. CM - Crack Multiple, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish104.2 ft. MGO - General Observation - SLIGHT GREASE THROUGHOUT THE REACH104.2 ft. MGO - General Observation - ROACHES INSIDE THE MH.104.6 ft. AMH - Downstream Manhole, Survey Ends - 11:43 AM, DROP IN GRADE IN THE CHANNEL

Observation photos (12)

  • Fracture Circumferential, from 07 to 05 o'clock, within 8 inches of joint: NO

    3.6 ft. - Fracture Circumferential, from 07 to 05 o'clock, within 8 inches of joint: NO

  • Fracture Multiple, from 07 to 05 o'clock, within 8 inches of joint: YES

    7.6 ft. - Fracture Multiple, from 07 to 05 o'clock, within 8 inches of joint: YES

  • Joint Offset Large

    15.8 ft. - Joint Offset Large

  • General Observation - CHIPPING AT THE JOINT

    16.1 ft. - General Observation - CHIPPING AT THE JOINT

  • Tap Factory Made Defective, at 03 o'clock, -, within 8 inches of joint: NO, 6" - OPEN, 50% BLOCKED

    31.9 ft. - Tap Factory Made Defective, at 03 o'clock, -, within 8 inches of joint: NO, 6" - OPEN, 50% BLOCKED

  • Water Level, Sag in pipe, 20 %of cross sectional area, Start

    31.9 ft. - Water Level, Sag in pipe, 20 %of cross sectional area, Start

  • Water Level, Sag in pipe, 30 %of cross sectional area, Change

    34.4 ft. - Water Level, Sag in pipe, 30 %of cross sectional area, Change

  • Water Level, Sag in pipe, 30 %of cross sectional area, Finish

    47.3 ft. - Water Level, Sag in pipe, 30 %of cross sectional area, Finish

  • Fracture Longitudinal, at 08 o'clock, within 8 inches of joint: YES

    88 ft. - Fracture Longitudinal, at 08 o'clock, within 8 inches of joint: YES

  • Hole Void Visible, from 07 to 08 o'clock, within 8 inches of joint: YES

    90.5 ft. - Hole Void Visible, from 07 to 08 o'clock, within 8 inches of joint: YES

  • Hole Soil Visible, from 07 to 08 o'clock, within 8 inches of joint: YES

    90.5 ft. - Hole Soil Visible, from 07 to 08 o'clock, within 8 inches of joint: YES

  • Downstream Manhole, Survey Ends - 11:43 AM, DROP IN GRADE IN THE CHANNEL

    104.6 ft. - Downstream Manhole, Survey Ends - 11:43 AM, DROP IN GRADE IN THE CHANNEL

All inspections of P24573Work order 0574371

Observations (24)

DistanceCodeObservation
34.4MWLS—
0MWL—
31.9TFDOPEN, 50% BLOCKED
31.9MWLS—
23.2CL—
18.7TFOPEN
104.6AMH11:43 AM, DROP IN GRADE IN THE CHANNEL
35.9CL—
7.6FM—
15.8JOL—
90.5HVV—
90.5HSV—
47.3MWLS—
16.1MGOCHIPPING AT THE JOINT
0AMH11:20 AM
0MWM—
104.2MGOSLIGHT GREASE THROUGHOUT THE REACH
3.6FC—
4.8CM—
0MGOROACHES INSIDE THE MH.
104.2MGOROACHES INSIDE THE MH.
88FL—
103.6CM—
38.6CM—

Properties (6)

custom_field_three
HOLE WITH SOIL/VOID VISIBLE
custom_field_two
1
customer
LACSD
datetime
2016-07-06T11:16:56-07:00
documentation
MIRANDA, SHADLER, FRANKLIN
is_lateral_inspection
false