Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Apr 17, 2019, 05:29 PM
  • Section#1_A 0653_A 0652__4172019__I0137.mp4

Date
04/17/2019
W/O
PENDING
Weather
Dry
Operator/Surveyor
IGNACIO
Sewer ID
Z00316
PipeID
P07860
Time
10:29 AM
Certificate
PENDING
System Owner
LACSD
Date Cleaned
Pre-Cleaning
Not Known
Media Label
I0137
Sewer Name
A JOA-1A DISTRICT 21 INTERCEPTOR
City
INDUSTRY
Loc. details
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 21
Page No.
35
Purpose
Maintenance Related
Project
20190417MI_JOA_1A_DISTRICT_21_INTERCEPTOR
Material
Reinforced Concrete Pipe
Shape
Circular
Height
42 in.
Upstream MH
A 0653
Downstream MH
A 0652
Dir. of Survey
Downstream
Length Surveyed
269.8 ft.
Total Length
269.8 ft.
Structural Index
3
Structural Quick
3100
Structural Rating
3
O&M Index
4
O&M Quick
4100
O&M Rating
4
Overall Index
4
Overall Quick
Overall Rating
7
Pipe schematic from manhole A 0653 to A 0652
MH: A 0653MH: A 0652downstream0 ft. MWL - Water Level, 40 %of cross sectional area0 ft. MWM - Water Mark, 50 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 10:36 AM205.9 ft. MGO - General Observation - 199 FT213.4 ft. MGO - General Observation - 12 OCLOCK216.4 ft. TFA - Tap Factory Made Active, at 02 o'clock, -, within 8 inches of joint: NO, 6" - ACTIVE247.1 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES266.6 ft. MGO - General Observation - MAGNESIUM HYDROXIDE COAT, 8 TO 4 OCLOCK, 80 %269.8 ft. MSA - Survey Abandoned - SINKHOLE INSPECTION ONLY

Observation photos (4)

  • General Observation - 199 FT

    205.9 ft. - General Observation - 199 FT

  • General Observation - 12 OCLOCK

    213.4 ft. - General Observation - 12 OCLOCK

  • Tap Factory Made Active, at 02 o'clock, -, within 8 inches of joint: NO, 6" - ACTIVE

    216.4 ft. - Tap Factory Made Active, at 02 o'clock, -, within 8 inches of joint: NO, 6" - ACTIVE

  • Survey Abandoned - SINKHOLE INSPECTION ONLY

    269.8 ft. - Survey Abandoned - SINKHOLE INSPECTION ONLY

Observations (9)

DistanceCodeObservation
0MWL
269.8MSASINKHOLE INSPECTION ONLY
216.4TFAACTIVE
205.9MGO199 FT
0MWM
266.6MGOMAGNESIUM HYDROXIDE COAT, 8 TO 4 OCLOCK, 80 %
0AMH10:36 AM
247.1SAP
213.4MGO12 OCLOCK

Properties (5)

additional_info
EMERGENCY SINKHOLE INSPECTION. LOOKING FOR ANY DAMAGE TO PIPE APPROX 199FT TO 211 FT D/S OF MH A 653
customer
LACSD
datetime
2019-04-17T10:29:27-07:00
documentation
IGNACIO, MIRANDA, CASTILLO, SHADLER
is_lateral_inspection
false