HomeMy WebLinkAbout20000169.tiff 305 ORDINANCE NO. 119-P
IN THE MATTER OF AN AMENDMENT TO ORDINANCE NO. 119-O, WELD COUNTY
BUILDING CODE ORDINANCE, REVISING CERTAIN PROCEDURES, TERMS, AND
REQUIREMENTS
BE IT ORDAINED BY THE BOARD OF COUNTY COMMISSIONERS OF THE COUNTY OF
WELD, STATE OF COLORADO:
WHEREAS, the Board of County Commissioners of the County of Weld, State of
Colorado, pursuant to Colorado statute and the Weld County Home Rule Charter, is vested with
the authority of administering the affairs of Weld County, Colorado, and
WHEREAS, the Board of County Commissioners of Weld County, Colorado, has
previously adopted Ordinance No. 119-O, Weld County Building Code Ordinance, establishing
a comprehensive revision of the building code requirements for unincorporated areas of the
County of Weld, and
WHEREAS, said Ordinance No. 119-O is in need of revision and clarification with regard
to procedures, terms, and requirements therein.
NOW, THEREFORE, BE IT ORDAINED, by the Board of County Commissioners of the
County of Weld, State of Colorado, that certain existing sections of said Ordinance No. 119-O
is repealed and re-enacted, with amendments, by the revision of Section 20.1.13, which shall
read as follows:
20.1.13 Add Section 1806.1.1: All foundations shall be designed by an architect
or engineer licensed by the State of Colorado. Additionally, if a site
specific soils report is not provided, an "open hole" inspection shall be
conducted by an architect or engineer licensed by the State of Colorado.
Subsequent to that inspection, a written letter bearing the architect or
engineer's stamp shall be presented to and approved by the Weld County
Building Inspection Department prior to backfilling around the foundation.
An architect or engineer licensed by the State of Colorado may perform
all foundation, perimeter drain, and dampproof inspections. If this option
is used, a stamped letter from the architect or engineer must be received
and approved by the Weld County Building Inspection Department prior
to any structural inspections on the building. This letter must state that
the architect or engineer did perform the inspections and that the work is
consistent with the design drawings for the foundation.
20.1.13.1 Add Section 1806.1.1 Exception 1: The requirements of Section 20.1.13
of this Code shall not be required for an addition foundation to a Group R,
Division 3 Occupancy when all of the following conditions are met:
1. The square footage of the addition does not exceed the square
footage of the existing home.
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2. The height of the addition does not exceed the height of the
existing home.
3. The existing foundation is five or more years old and shows no
signs of settling or structural damage.
4. The addition foundation shall be the same type and dimensions as
the existing foundation.
5. The foundation of the existing home does not consist of caissons
and grade beams or any other design that would indicate that the
original foundation was designed for expansive soil conditions.
6. Reinforcement bar size and placement for the addition foundation
shall be according to the following Weld County standards:
BLOCK FOUNDATION WALLS 4 FEET OR LESS IN HEIGHT
shall be reinforced with #4 vertical bars spaced a maximum of 32
inches on center. Vertical bars shall be tied to #4 L-shaped bars
which are bent so as to form a minimum horizontal extension of 6
inches and imbedded a minimum of 3 inches below the top of the
footing. The L-shaped vertical bars shall extend upward 18
inches into the wall. All cells containing vertical reinforcement
shall be filled solidly with grout. Horizontal reinforcement shall
consist of approved wire reinforcement with a minimum 9-gauge
side and cross runs. Such reinforcement shall be laid continuously
in alternate bed joints.
The top course of the foundation wall shall be a bond beam
course. The bond beam course shall be reinforced with one #4
reinforcement bar. Vertical bars shall be tied to the bond beam
longitudinal bar.
Spread footings shall contain two continuous#4 bars.
BLOCK FOUNDATION WALLS UP TO 9 FEET IN HEIGHT shall
be reinforced with #5 vertical bars spaced a maximum 32" on
center. Vertical bars shall be tied to #4 L-shaped bars which are
bent so as to form a minimum horizontal extension of 6 inches
and imbedded a minimum of 3 inches below the top of the footing.
The L-shaped vertical bars shall extend upward 18 inches into the
wall. All cells containing vertical reinforcement shall be filled
solidly with grout. Horizontal reinforcement shall consist of
approved wire reinforcement with a minimum 9-gauge side and
cross runs. Such reinforcement shall be laid continuously in
alternate bed joints.
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The top course of the foundation wall shall be a bond beam
course. The bond beam course shall be reinforced with two #4
reinforcement bars. Vertical bars shall be tied to the bond beam
longitudinal bar.
Spread footings shall contain two continuous #4 bars.
CONCRETE FOUNDATION WALLS 4 FEET OR LESS IN
HEIGHT shall be reinforced with two continuous#4 reinforcement
bars spaced 12 inches from the top and bottom of the wall. The
bars shall be centered within the width of the wall. Number 4
vertical bars shall be spaced every 4 feet. Vertical bars shall be
tied to#4 L-shaped bars which are bent so as to form a minimum
horizontal extension of 6 inches and imbedded a minimum of 3
inches below the top of the footing. The L-shaped vertical bars
shall extend upward 18 inches into the wall.
Spread footings shall contain two continuous#4 bars.
CONCRETE FOUNDATION WALLS UP TO 9 FEET IN HEIGHT
shall be reinforced with four continuous#4 reinforcement bars.
Top and bottom bars shall be located 12 inches from top and
bottom of the wall. Two#4 bars shall be spaced equally between
top and bottom bars. The bars shall be centered within the width
of the wall. Number 4 vertical bars shall be spaced every 4 feet.
Vertical bars shall be tied to#4 L-shaped bars which are bent so
as to form a minimum horizontal extension of 6 inches and
imbedded a minimum of 3 inches below the top of the footing.
The L-shaped vertical bars shall extend upward 18 inches into the
wall. (Foundation walls more than 9 feet shall be engineered.)
Spread footings shall contain two continuous #4 bars.
MONOLITHIC FOUNDATIONS with 8 inches footings that extend
30 inches below grade shall have two#4 continuous
reinforcements bars top and bottom equally spaced. (See
Sections 20.1.13.2 of this Code for reinforcement bar size and
placement for a 12 inches deep monolithic foundation.)
20.1.13.2 Add Section 1806.1.1 Exception 2: When there is no evidence of
unstable or expansive soil conditions, detached garages and accessory
buildings no larger than 3,000 square feet with wood framing and no brick
or masonry, may use a monolithic foundation with an 8 inches thick
footing which extends 6 inches above grade and 12 inches below grade.
Two#4 reinforcement bars shall be installed horizontally along the
footing, one 4 inches to 6 inches above the bottom of the footing. The
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second is to be installed above grade 2 inches below the top of the slab
in the thickest portion of the foundation. The slab shall be a minimum 3
'/ inches thick. Anchor bolts shall be installed as per Section 1806.6 of
the Uniform Building Code.
20.1.13.3 Add Section 1806.1.1 Exception 3: When there is no evidence of
unstable or expansive soils or signs of settling, additions that are added
onto an existing mobile or manufactured home that is blocked and tied
down and not on a permanent foundation or permanently installed, may
use a monolithic foundation as described in Section 20.1.13.2 of this
Code. Such additions shall not exceed the size of the mobile or
manufactured home and there shall be no evidence of unstable or
expansive soil conditions.
20.1.13.4 Add Section 1806.1.1 Exception 4: When there is no evidence of
unstable or expansive soil conditions, a foundation consisting of block
piers and tie-downs is permitted when installed according to the
manufacturer's installation manual. When a mobile or manufactured
home has been previously set up and the manufacturer's installation
manual is no longer available, the foundation shall meet the standards
set forth in Section 20.8.2 of this Code.
Mobile or manufactured homes that are permanently installed, according
to Weld County Standards, shall not be required to meet the
requirements of Section 20.1.13 of this Code. (See Section 20.8.3 of this
Code.)
20.1.13.5 Add Section 1806.1.1 Exception 5: Pole structures that meet the
standards set forth by the Weld County Building Inspection Department
shall not be required to meet the requirements of Section 20.1.13 of this
Code or have the structure engineered. Drawings for pole structures
must be submitted and approved before the structure is erected and
before a building permit is issued. (Drawings are not required for
buildings that qualify as agricultural exempt, as defined in Section 30.1.13
of this Code.)
BE IT FURTHER ORDAINED by the Board if any section, subsection, paragraph,
sentence, clause, or phrase of this Ordinance is for any reason held or decided to be
unconstitutional, such decision shall not affect the validity of the remaining portions hereof. The
Board of County Commissioners hereby declares that it would have enacted this Ordinance in
each and every section, subsection, paragraph, sentence, clause, and phrase thereof
irrespective of the fact that any one or more sections, subsections, paragraphs, sentences,
clauses, or phrases might be declared to be unconstitutional or invalid.
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The above and foregoing Ordinance Number 119-P was, on motion duly made and
seconded, adopted by the following vote on the 24th, day of January, A. D., 2000.
BOARD OF COUNTY COMMISSIONERS
W LD COUNTY, OLORADO
aiATTEST: i''A �/ ,O Barbara J. meye , Chair
Weld County Clerk to th' r oar.
.
BY: r . J. eile, Pro- em
Deputy Clerk to the : r 'if"Il 4, EXCUSED
eorge E. Baxter
APPROVED AS TO FORM:
Dale K. Hall
ounty Attortiey
Glenn Vaad
Publish Notice: December 9, 1999, in the South Weld Sun
First Reading: December 22, 1999
Second Reading: January 10, 2000
Publication: January 13, 2000, in the South Weld Sun (Complete Ordinance published
on Second Reading due to inadvertent omission of first publication.)
Final Reading: January 24, 2000
Publication: January 27, 2000, in the South Weld Sun
Effective: January 31, 2000
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