HomeMy WebLinkAbout19C - RECIEVE AND FILE PWAREQUEST FOR
COUNCIL ACTION
CITY COUNCIL MEETING DATE:
SEPTEMBER 1, 2020
CLERK OF COUNCIL USE ONLY:
TITLE: APPROVED
❑ As Recommended
RECEIVE AND FILE PUBLIC WORKS ❑ Amended
❑ OOrrdinance on 1 Reading
AGENCY 2020 PAVEMENT MANAGEMENT ❑ Ordinance on 2nd Reading
PROGRAM (ALLEYS) ❑ Implementing Resolution
❑ Set Public Hearing For
CONTINUED TO
/s/ Kristine Ridge FILE NUMBER
CITY MANAGER
RECOMMENDED ACTION
Receive and file the Public Works Agency 2020 Pavement Management Program (Alleys).
DISCUSSION
Streets and alleys are vital to the operation of the City and it is important that alleys are kept in
good condition. Keeping alleys well -maintained raises the overall quality of living, provides safe
pedestrian access, and protects the substantial investment already made in our alley infrastructure.
Poorly maintained alleys, on the other hand, lead to higher vehicle maintenance costs and incur
exponentially higher future maintenance costs.
The City utilizes StreetSaver and a geographical information system to develop the Pavement
Management Program (PMP) which provides an accurate inventory of the past, current, and
projected pavement condition of the City's public roadways, including alleys. StreetSaver is utilized
to implement the roadway and alley maintenance and rehabilitation program, to maximize the
return from available, existing funding for street and alley pavement.
The City currently manages 27.4 centerline miles of alleys for a total of approximately 2.5 million
square feet of paved surfaces. To assist in planning and maintenance needs, alleys are also
arranged into over 350 sections and classified by surface types — Asphalt Concrete or Portland
Cement Concrete, as detailed in the 2020 Pavement Management Program report for Alleys
(Exhibit 1).
The competitive grant programs from federal, state, county, and Metropolitan Planning
Organizations have limited funding for alleys. With an annual budget of approximately $150,000
for pavement improvements, the overall pavement condition of the City alley network is poor with
a Pavement Condition Index (PCI) of rating of 45.9 out of 100. The PCI is a numerical value
ranging from zero for deteriorated pavement with virtually no remaining life to 100 for new or
recently rehabilitated pavement.
19C-1
2020 Pavement Management Program (Alleys)
September 1, 2020
Page 2
The included 2020 Pavement Management Program (Alleys) report details seven-year and ten-
year budget scenarios to bring the alley network to an overall good condition rating of 75 or better.
Staff will continue to evaluate the financing options presented and return with a funding
recommendation to improve the City's alley network service level.
ENVIRONMENTAL IMPACT
There is no environmental impact associated with this action.
FISCAL IMPACT
There is no fiscal impact associated with this item.
Submitted By: Nabil Saba, P.E., Executive Director — Public Works Agency
Exhibit: 1. 2020 Pavement Management Program (Alleys)
19C-2
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SANTA ANA
TABLE OF CONTENTS
TABLE OF CONTENTS.................................................................................................................
INTRODUCTION........................................................................................................................I-1
INTRODUCTION..........................................................................................................................1
City of Santa Ana 2020 PIMP (Alleys) 19C-4
Introduction
FIGURES
Figure 1: Alley Database: PCI and Centerline............................................................................1-1
Figure 2: Alley Database: PCI, Centerline and Backlog.............................................................1-2
Figure 3: Seven -Year Alley Budget Scenario...............................................................................2
Figure 4: Ten -Year Alley Budget Scenario...................................................................................3
TABLES
Table 1: Alley Database Summary .............................................................................................1-1
Table 2: Alley Network PCI and Backlog with Current Budget...................................................1-2
Table3: Alley Database..............................................................................................................1-3
Table 4: Seven -Year Budget Scenario PCI and Backlog..............................................................1
Table 5: Ten -Year Budget Scenario PCI and Backlog..................................................................1
City of Santa Ana 2020 PIP (Alleys) 19 L _5
INTRODUCTION
The City of Santa Ana (City) Public Works Agency utilizes StreetSaver and geographical
information system (GIS) to develop the Pavement Management Program (PMP) to provide an
accurate inventory of the past, current and projected pavement condition of all public roadways
and alleys and to implement the roadway and alley maintenance and rehabilitation (M&R)
program to maximize the return from available existing funding for street and alley pavement.
The City currently manages 27.4 centerline miles of alleys for a total of approximately 2.5 million
square feet (SF) of paved surfaces. To assist planning maintenance needs, the alleys are also
arranged into over 350 sections and classified by surface types — Asphalt Concrete (AC) or
Portland Cement Concrete (PCC). Pavement condition inspections for the alleys database are
performed every four to six years and the alley network inspection was performed in 2018.
Table 1, Figures 1 and 2 show the summary and backlog for the entire alley database.
Table 1: Alley Database Summary (Based on 2018 Inspection)
Pavement
Quality
PCI
PCC
AC
Backlog
Centerline
(mile)
Area (SF)
Centerline
(mile)
Area (SF)
Very Good
86-100
4.9
426,568
0.3
23,980
$ -
Good
75-85
2.4
230,145
0.3
28,372
$ 590,000
Fair
60-74
3.0
297,880
0.8
73,636
$ 1,300,000
Poor
41-59
0.6
64,560
1.3
118,592
$ 1,100,000
Very Poor
0-40
0.0
0
13.7
1,199,949
$ 22,700,000
TOTAL
10.9
1,019,153
16.5
1,444,529
$ 25,690,000
FIGURE 1 ALLEY DATABASE: PCI & CENTERLINE (mile)
■ Very Poor 0-40 Poor 41-59 Fair 60-74 Good 75-85 ■ Very Good 86-100
City of Santa Ana 2020 PMP (Alleys) 1916-6
Introduction
$25
$20
FIGURE 2 ALLEY DATABASE: PCI, CENTERLINE (mile) & BACKLOG
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PCI RANGE centerline
The Pavement Condition Index (PCI) is a numerical value ranging from 0 for deteriorated
pavement with virtually no remaining life to 100 for new or recently rehabilitated pavement.
Generally, the PCI value is expressed as an area -weighted PCI (PCIaw) to provide a more
representative value. The entire alley pavement network is currently in "Poor" condition with a
PCIaw of 45.9. Currently, only gas tax and Measure M fairshare funds are utilized to fund the
annual repair for alley pavement network. With an existing funding of just over $150,000
annually for the alley repair program, only one or two alleys with PCI less than 10 are budgeted
for repair annually. Therefore, the backlog for the alley network is projected to increase
approximately three percent annually. Table 2 summarizes the Alley Network PCI and deferred
maintenance (backlog) over the next 10 years with the current abovementioned budget and
Table 3 summarizes each alley segment and its current estimated cost to repair.
Table 2: Alley Network PCI and Backlog with Current Budget
YEAR
PCI
Backlog
2020
45.9
$ 25,690,000
2021
45.0
$ 26,396,082
2022
44.1
$ 27,049,769
2023
43.2
$ 27,715,705
2024
42.3
$ 28,408,278
2025
41.5
$ 29,117,307
2026
40.7
$ 29,847,596
2027
39.8
$ 30,598,602
2028
39.0
$ 31,411,507
2029
38.3
$ 32,247,231
2030
37.5
$ 33,070,230
City of Santa Ana 2020 PMP (Alleys) 1 916-7
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MAINTENANCE AND BUDGET STRATEGIES
The fiercely competitive grant programs from federal, state, county and Metropolitan Planning
Organizations (MPOs) have limited funding sources for alley annual maintenance and
rehabilitation program. Due to the limited funding, almost half of the alley network has reached
and passed its useful life. Alleys are vital to the operation of the City and it is important that the
alleys are kept in great condition. PWA utilizes StreetSaver software to evaluate impacts of
various budget alternatives since it has the capability of forecasting the effects of different
budget alternatives on PCI and deferred maintenance (backlog). By examining the effects of
these indicators, these "what -if analyses clearly identify the advantages and disadvantages of
different funding levels and preventive and major M&R strategies.
Two effective budget alternatives are developed to implement a seven-year and ten-year alley
maintenance and rehabilitation (M&R) program for all alleys in very poor pavement conditions
(PCI of 40 and below) to bring the overall alley network to good or better condition (PCI of 75 or
better). Tables 4 and 5 summarize the seven-year and ten-year budget strategies, respectively:
Table 4: Seven -Year Budget Scenario PCI and Backlog
YEAR
M&R Budget
PCI
Backlog
2021
$
3,400,000
48.7
$
23,2491593
2022
$
3,500,000
52.8
$
20,650,464
2023
$
3,590,000
57.4
$
17,984,772
2024
$
3,680,000
62.0
$
15,262,333
2025
$
3,780,000
66.2
$
12,459,693
2026
$
3,930,000
70.8
$
9,448,247
2027
$
3,930,000
75.5
$
6,640,250
Table 5: Ten -Year Budget Scenario PCI and Backlog
YEAR
M&R Budget
PCI
Backlog
2021
$
2,580,000
47.2
$
24,046,834
2022
$
2,650,000
49.8
$
22,275,398
2023
$
2,700,000
52.5
$
20,473,292
2024
$
2,770,000
55.7
$
18,626,479
2025
$
2,900,000
58.9
$
16,686,725
2026
$
2,960,000
62.1
$
14,712,621
2027
$
3,070,000
65.3
$
12,659,901
2028
$
3,140,000
68.5
$
10,565,731
2029
$
3,260,000
71.7
$
8,391,070
2030
$
3,320,000
75.0
$
6,175,804
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