Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Oct 2, 2017, 08:11 AM

  • 29 0507_29 0506A _02102017_011508.mp4

Date
10/02/2017
W/O
663218
Weather
Dry
Operator/Surveyor
K. ADAME
Sewer ID
Z01090
PipeID
P23889
Time
1:11 AM
Certificate
07009000
System Owner
LACSD
Date Cleaned
—
Pre-Cleaning
No Pre-Cleaning
Media Label
K4813
Sewer Name
29 ALAMITOS PUMPING PLANT SEWER
City
SIGNAL HILL
Loc. details
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 29
Page No.
04
Purpose
Routine Assessment
Project
WO_663218_TV29104_OCT2017
Sewer Type
Gravity
Material
Vitrified Clay Pipe
Shape
Circular
Height
8 in.
Width
8 in.
Upstream MH
29 0507
Downstream MH
29 0506A
Dir. of Survey
Downstream
Length Surveyed
155.8 ft.
Total Length
155.8 ft.
Structural Index
2
Structural Quick
4233
Structural Rating
83
O&M Index
2
O&M Quick
2200
O&M Rating
4
Overall Index
2
Overall Quick
—
Overall Rating
87
Pipe schematic from manhole 29 0507 to 29 0506A
MH: 29 0507MH: 29 0506Adownstream0 ft. AMH - Upstream Manhole, Survey Begins - 29 05070 ft. MWL - Water Level, 5 %of cross sectional area0 ft. MWM - Water Mark, 10 %of cross sectional area0 ft. MGO - General Observation - CONNECTION AT MH 9 OCLOCK2 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start13.9 ft. MMC - Material Change, Concrete pipe (non-reinfored)21.5 ft. CM - Crack Multiple, from 08 to 10 o'clock, within 8 inches of joint: YES31.7 ft. CL - Crack Longitudinal, at 10 o'clock, within 8 inches of joint: YES65 ft. CS - Crack Spiral, from 08 to 12 o'clock, within 8 inches of joint: YES72.9 ft. FM - Fracture Multiple, from 08 to 11 o'clock, within 8 inches of joint: YES85.9 ft. B - Broken, from 03 to 04 o'clock, within 8 inches of joint: YES108.8 ft. CM - Crack Multiple, from 09 to 11 o'clock, within 8 inches of joint: YES125.7 ft. TFD - Tap Factory Made Defective, at 10 o'clock, -, within 8 inches of joint: YES, 4", 4" - 70% grease128.1 ft. TFD - Tap Factory Made Defective, at 02 o'clock, -, within 8 inches of joint: YES, 4", 4" - 80% grease147.7 ft. CM - Crack Multiple, from 09 to 03 o'clock, within 8 inches of joint: YES152.5 ft. CL - Crack Longitudinal, at 09 o'clock, within 8 inches of joint: YES153 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish155.8 ft. MGO - General Observation - CONNECTION AT MH 9 OCLOCK155.8 ft. AMH - Downstream Manhole, Survey Ends - 29 0506A

Observation photos (9)

  • Material Change, Concrete pipe (non-reinfored)

    13.9 ft. - Material Change, Concrete pipe (non-reinfored)

  • Crack Multiple, from 08 to 10 o'clock, within 8 inches of joint: YES

    21.5 ft. - Crack Multiple, from 08 to 10 o'clock, within 8 inches of joint: YES

  • Crack Longitudinal, at 10 o'clock, within 8 inches of joint: YES

    31.7 ft. - Crack Longitudinal, at 10 o'clock, within 8 inches of joint: YES

  • Crack Spiral, from 08 to 12 o'clock, within 8 inches of joint: YES

    65 ft. - Crack Spiral, from 08 to 12 o'clock, within 8 inches of joint: YES

  • Fracture Multiple, from 08 to 11 o'clock, within 8 inches of joint: YES

    72.9 ft. - Fracture Multiple, from 08 to 11 o'clock, within 8 inches of joint: YES

  • Broken, from 03 to 04 o'clock, within 8 inches of joint: YES

    85.9 ft. - Broken, from 03 to 04 o'clock, within 8 inches of joint: YES

  • Crack Multiple, from 09 to 11 o'clock, within 8 inches of joint: YES

    108.8 ft. - Crack Multiple, from 09 to 11 o'clock, within 8 inches of joint: YES

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

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

  • Crack Longitudinal, at 09 o'clock, within 8 inches of joint: YES

    152.5 ft. - Crack Longitudinal, at 09 o'clock, within 8 inches of joint: YES

All inspections of P23889Work order 663218

Observations (19)

DistanceCodeObservation
108.8CM—
21.5CM—
85.9B—
65CS—
147.7CM—
2SSS—
153SSS—
125.7TFD70% grease
0AMH29 0507
31.7CL—
13.9MMC—
128.1TFD80% grease
155.8MGOCONNECTION AT MH 9 OCLOCK
0MWL—
72.9FM—
155.8AMH29 0506A
0MWM—
0MGOCONNECTION AT MH 9 OCLOCK
152.5CL—

Properties (4)

additional_info
SC353062
custom_field_two
3
customer
LACSD
datetime
2017-10-02T01:11:56-07:00