District
|
Minimum Sq. Ft.
|
Lot Area Frontage
(ft.)
|
Yard Setbacks g
|
Usable Open Space (% of total area)
|
Maximum Principal Building Coverage (percent)
|
Max. Hgt.
(ft.)
|
Max. Stories
|
Max. Fence Height
(ft.)
|
Floor Area Ratio (FAR)
| ||
---|---|---|---|---|---|---|---|---|---|---|---|
Front
(ft.)
|
Side
(ft.)
|
Rear
(ft.)
| |||||||||
RA
|
6,000
|
60
|
20
|
20 a
|
30 a
|
35
|
30
|
30 aa
|
2 ½ aa
|
6 i
|
—
|
RA1
|
8,000
|
80
|
20
|
15
|
30
|
35
|
30
|
35 y, 1
|
2.5
|
6 i
|
—
|
RB
|
8,000
|
80
|
20
|
20 a
|
30 a
|
30
|
30
|
35 y, 1, aa
|
2 ½ aa
|
6 i
|
—
|
RB1
|
8,000
|
70
|
20
|
20 a
|
30 a
|
30
|
30
|
35 y, 1
|
2 ½
|
6 i
|
—
|
RC
|
10,000
|
100
|
20
|
15 b
|
20
|
20
|
40
|
50
|
5 c
|
6 i
|
1.0
|
RC1
|
25,000
|
100
|
20 f, g
|
20 g
|
30 w each side
|
—
|
85
|
120
|
13
|
10 i
|
3.0
|
|
|
|
|
|
|
setback j
|
|
|
|
|
|
RC2
|
25,000
|
100
|
20 g
|
20 g
|
30 w each side
|
—
|
—
|
140
|
14
|
10 i
|
3.0
|
RC3
|
10,000
|
100
|
20
|
20 a
|
30 a
|
35
|
30
|
35
|
3
|
6 i
|
—
|
LI
|
15,000
|
100
|
35
|
20
|
30
|
—
|
60
|
30
|
2
|
10
|
1.0
|
IP
|
130,000
|
150
|
50
|
50
|
50
|
15
|
40
|
60 z
|
5
|
10
|
1.0
|
PDD1 t
|
130,000
|
150
|
50 u
|
30 u
|
50 u
|
15% u
|
50%
|
180 u
|
18
|
10
|
2.0
|
PDD2
|
3 acres m
|
100
|
30
|
20
|
30
|
35
|
40
|
200 n
|
200 n
|
10
|
1.6
|
NB
|
10,000
|
100
|
10
|
15 a
|
20
|
—
|
40
|
35
|
2 ½
|
6 i
|
—
|
GB
|
10,000
|
100
|
— q
|
20 q, v
|
20 q, v
|
—
|
—
|
50
|
5
|
10 i
|
1.5
|
GB1
|
10,000
|
100
|
20
|
20 x
|
20 x
|
—
|
—
|
35
|
3
|
10
|
1.5
|
CB
|
4,000
|
40
|
— q, w
|
20 q, v
|
20 q, v
|
—
|
—
|
60 h
|
6
|
10 i
|
1.5
|
HB
|
15,000
|
100
|
20
|
20 d
|
30
|
—
|
—
|
50 y, 2
|
5
|
15
|
1.0
|
TED
|
25,000
|
150
|
50
|
35
|
50
|
15%
|
50%
|
50
|
5
|
15
|
1.5
|
Notes:
| ||
---|---|---|
a.
|
A minimum of 10 feet must be provided for each side yard and a minimum rear yard of 20 feet must be provided for all decks. All pre-existing lots pursuant to Section 17.24.030 which contain less than 6,000 square feet and less than 60 feet frontage shall be subject to the following yard dimension: 15 feet front yard, 15 feet, side yard (minimum 10 feet 1 side), and 20 feet, year yard.
| |
b.
|
For each side yard, 5 feet for the first story, plus 3 feet
for each additional story.
| |
c.
|
Apartments in a PUD may exceed this limit.
| |
d.
|
Twenty-foot minimum side yard each side.
| |
e.
|
(Reserved)
| |
f.
|
Development is allowed in 70 percent of the required front yard
(exclusive of all areas used for side yard setbacks) in apartment
and residential condominium developments; provided that the building
inspector determines that adequate side lines are maintained for entering
and exiting the building. The height of development in the front yard
shall be limited to 20 feet, and the area shall be restricted to common
uses such as recreational or leisure activities. At least 65 percent
of the structure in the required front yard setback shall be constructed
of glass, lexan or similar rigid and transparent material.
| |
g.
|
For structures greater than 60 feet or 6 stories, in the RC1
and RC2 districts, at a height not less than 30 feet from the front
sidewalk finished grade, balconies may be extended out over the required
side yard setback. For structures greater than 60 feet or 6 stories
in the RC1 and RC2 districts at a height no less than 20 feet from
the front sidewalk, finished-grade balconies may be extended out over
the required front yard setback. For structures 60 feet or 6 stories
or less, in the RC1 and RC2 districts, balconies may be extended out
over the required front, rear and side yard setback subject to the
approval of the site plan review committee. In all instances, balconies
shall be unenclosed and extend no more than 4 feet from the wall of
the principal building.
| |
h.
|
Notwithstanding the provisions of Section 17.08.120 of this title, the building height of structures in the CB district shall be measured from the vertical dimension of the Broadway grade of the lot to the highest point of the roof.
| |
i.
|
No barbed wire or fences with pointed ends shall be allowed
in the RA, RA1, RB, RB1, RC, RC1, RC2, RC3, NB, GB and CB districts.
| |
j.
|
Subject to the review and approval of the superintendent of public works of the city, in the required rear-yard setback in the RC1 district, no use shall be allowed except for a parking garage associated with the principal building and use, which may cover all portions of the required rear yard except areas used for screening required by Chapter 17.32, and which shall not be subject to the fire wall requirement of Section 17.16.260(C)(2), except as otherwise required by law or the height limitation of Section 17.16.260(D).
| |
k.
|
For the purpose of determining the number of stories, basements
and cellars shall be excluded.
| |
l.
|
Principal building coverage shall be determined at ground level.
| |
m.
|
In determining lot area and yard setback requirements in the
PDD2 district, no setbacks or yards are required from property owned
by a public utility; public utility property shall also be deemed
to be included in the determination of lot size where such public
utility property otherwise bisects property which is under common
ownership.
| |
n.
|
Where the PDD2 district adjoins or abuts residential uses, residential
neighborhoods, or educational uses, which uses or neighborhoods are
located in an RB, RC or HB district, the maximum height shall not
exceed 50 feet or 4 stories on all PDD2 property located within 100
feet (screening area included) or such adjoining RB, RC or HB district
and shall not exceed 80 feet or 9 stories on all property located
more than 100 feet and within 150 feet (screening area).
| |
o.
|
Floor Area Ratio in PDD2 District. The total floor area ratio
of the principal building(s) on the site, not including structured
parking, shall not exceed 1.6.
| |
p.
|
No warehouse, as defined in Section 17.08.901 of this title, whether for private or commercial use shall be located within forty feet of any residential use.
| |
q.
|
For all residential uses in the GB and CB districts the yard
dimensions shall be as follows: front, 20 feet; side, 15 feet; rear,
20 feet.
| |
r.
|
Where any use in the TED and HB districts abuts a residential
use or wetland, a minimum landscaping buffer zone of 20 feet must
be provided within the minimum setback requirements. A minimum landscaping
buffer zone of 10 feet must be provided within the minimum setback
requirement where any use in the TED and HB districts abuts a nonresidential
use and along the frontage of the property.
| |
s.
|
Lots in existence prior to May 7, 1990, located in the RC2 district
shall not be subject to the minimum lot area yard dimension or floor
area ratio regulations of 17.24.010, Table of Dimensional Regulations,
if said lots meet the following requirements:
| |
|
1.
|
The pre-existing lot has frontage on 2 or more public right-of-ways;
|
|
2.
|
The average depth of the pre-existing lot is less than 90 feet
measured along the side lot lines, and 2 parallel lines equidistant
from the side lot lines and the lot center line.
|
t.
|
The dimensional criteria for PDD1 may be exceeded by the granting of a special permit. See Chapter 17.22 of this revision.
| |
u.
|
Where the PDD1 district abuts Winthrop Avenue and Revere Beach
Parkway, there shall be provided a 50 feet wide landscaped buffer
zone and minimum setback for all buildings. Where the PDD1 district
abuts Washburn Avenue, there shall be provided a 50 feet wide landscaped
buffer zone and a minimum setback of 100 feet for all buildings (buffer
zone included). The maximum height of all buildings shall not exceed
70 feet or 7 stories within 150 feet of Washburn Avenue, and the maximum
height for all buildings not attached to a stadium or arena shall
not exceed 100 feet or 10 stories within 200 feet of Washburn Avenue.
A maximum height allowance for a combination hotel, resort, gaming
facility shall not exceed 180 feet or 18 stories within 250 feet (minimum
setback) of Washburn Avenue. A maximum height allowance of 250 feet
with a minimum setback of 500 feet from Washburn Avenue, Winthrop
Avenue and Revere Beach Parkway may be allowed for a stadium or arena
with a height allowance of 180 feet or 18 stories for structures which
are attached to a stadium or arena. Where a multi-use development
facility such as a hotel, resort, gaming facility, convention center,
arena, stadium or any combination thereof, is attached, there shall
be an exemption from the side and rear yard requirements along the
line of attachment for those uses noted above. For the purposes of
the PDD1 district, floor area ratio (FAR) for stadiums or arenas shall
be computed as the total square footage of the footprint of such structures.
Where the PDD1 district abuts the oil farms, there shall be provided
a minimum setback of 100 feet. Within the PDD1 district, Usable Open
Space may include all pedestrian walkways and bicycle paths associated
with a development. Where a lot within the PDD1 district abuts another
lot within the PDD1 district, there shall be no setback required along
such lot line for either lot.
| |
v.
|
Where abutting a residential district and/or use.
| |
w.
|
For any structure 60 feet or 6 stories or less in height in
the RC1 and RC2 districts the rear yard requirement for the zoning
district shall not be less than 20 feet.
| |
x.
|
Sideyards abutting public ways shall be not less than 10 feet
wide.
| |
y.
| ||
|
1.
|
A 30 foot height requirement shall be applied to all structures
within the RA1, RB and RB1 districts that are built on lots less than
5,000 square feet.
|
|
2.
|
Except that the maximum height allowed in the HB district shall
be 70 feet on parcels that are part of a contiguous development containing
at least 10 acres.
|
z.
|
Structures erected on a building within the IP District and
not used for human occupancy, such as but not limited to, air and
exhaust equipment, chimneys, heating-ventilating or air conditioning
equipment, solar or photovoltaic panels, elevator housings, skylights,
cupolas, spires, mechanical and acoustical screening and the like
("rooftop structures") may exceed the maximum height of a building
in feet provided no part of the rooftop structure(s) is more than
2) feet higher than the maximum permitted height of the building and
the total horizontal coverage of such rooftop structures on the building
does not exceed 60 percent, with the exception of an aggregate area
not to exceed 3 percent of the total roof area which shall be allowed
to have rooftop structures which extend more than 35 feet above the
roof line. Also, wireless communication links, commercial radio or
television antenna(e) and telecommunication facilities shall be allowed
on buildings within the IP district as long as the height of any such
equipment is less than 20 feet above the roof line and only if such
equipment is solely associated with the business occupying the building.
| |
aa.
|
All dwellings within the RA and RB districts which are located
within the FEMA 100-year floodplain will be allowed three stories
and thirty-five feet in height only if the 1st story is a garage.
|
Further, the lot area of the existing developed lot may not
be reduced to below the minimum qualifying area and the frontage reduced
to less than the minimum qualifying frontage by the transfer of an
existing abutting vacant lot held in common ownership by use of any
of the above provisions for existing lots. Further, the remaining
vacant lots which are owned in common and are abutting on their sides
must meet or exceed the minimum qualifying area and minimum qualifying
frontage for the zone in which said lots exist.
|