§ 8-18. Amendments and changes to code adopted in section 8-17.

(a)

The 2009 International Building Code is hereby amended, altered, modified and changed in the following respects:

(1)

Amend Section 202, Definitions, by adding the following definitions:

Electrical Code: The electrical code for this jurisdiction shall be chapter 10 of the Bellevue City Code.

Fire Code: The fire code for this jurisdiction shall be chapter 12 of the Bellevue City Code and all codes adopted therein.

Fuel Gas Code: The fuel gas code for this jurisdiction shall be the International Fuel Gas Code.

ICC Electrical Code: Wherever reference is made to the ICC Electrical Code, it shall mean "Electrical Code." See definition for "Electrical Code."

International Fire Code: Wherever reference is made to the International Fire Code it shall mean "Fire Code."

International Mechanical Code: Whenever reference is made to the International Mechanical Code it shall mean "Mechanical Code." See definition for "Mechanical Code."

International Plumbing Code: Wherever reference is made to the International Plumbing Code it shall mean "Plumbing Code." See definition for "Plumbing Code."

Mechanical Code: The mechanical code for this jurisdiction shall be article VII of chapter 27 of the Bellevue City Code.

Plumbing Code: The plumbing code for this jurisdiction shall be article IV of chapter 27 of the Bellevue City Code.

Townhouse: A single-family dwelling unit constructed of two or more attached units in which each unit extends from the foundation to the roof and with open space on at least two sides.

(2)

Amend Section 1104.4. Multilevel buildings and facilities by adding a sixth exception to read as follows:

6.

As allowed in the Nebraska Administrative Code, an elevator is not required in facilities less than three stories in height, or in facilities less than three thousand (3,000) square feet per story. This exception does not apply to shopping centers or malls, spaces containing professional health care providers, or buildings used for public transportation or airport passenger terminals.

(3)

Amend Section 1209.3. Mechanical appliances to add the following:

Where mechanical equipment or appliances requiring periodic inspections, service, or maintenance are installed on roofs or elevated structures, a permanent stair shall be provided for access.

Exception: A portable ladder may be used for dwellings, replacement equipment on existing buildings, and exterior roof access points not exceeding sixteen (16) feet (4,877mm) above grade.

(4)

Section 1405.13.2, Window sills. Delete this section in its entirety.

(5)

Section 1503.7. Rain water. Add a new section as follows:

When roofs are sloped to drain over the edge, scuppers or gutters and down spouts, adequately Sized, pitched, and supported, shall be installed to conduct rain water to ground level. Rain water shall be discharged at least three (3) feet away from the building foundation in a direction parallel to the adjoining property line when the discharge point is within twenty (20) feet of the adjoining property line.

Exception: Structures with no sub-grade spaces.

(6)

Table 1507.2.9.2. Valley Lining Material, Amend the table under galvanized steel to replace the 26 gage requirement with 28 gage.

(7)

Section 1603.1.4. Wind design data, amend this section by deleting item numbers 4 and 5.

(8)

Section 1604.8.1. General. Add a second paragraph to this section as follows:

Buildings intended for temporary use or occupancy need not be anchored to permanent footings and foundations provided all of the following conditions are met:

1.

The building or structure meets all other requirements of this code, particularly for wind, snow, live and dead loads, means of egress and handicap accessibility;

2.

The building or structure is located in accordance with the City Zoning Ordinance;

3.

The building or structure is otherwise anchored sufficiently to resist the wind loads of this jurisdiction and in accordance with the manufacturer's recommendations;

4.

The building or structure will be used or occupied no more than one (1) year; and

5.

A Temporary Certificate of Occupancy is issued for the building or structure.

(9)

Add a new Section 1607.6.2. Top level of parking garages.

Where top levels of parking garages are exposed to snow loading, the structural design of the top level structural elements shall be based upon a specific snow storage or removal plan. The snow removal plan shall be included in the construction documents that are submitted for building permits, and shall include provisions for snow removal, temporary storage in specific areas, maximum snow heights, and other parameters to clearly indicate to the building official and building owner the necessary means of snow removal.

(10)

Amend Table 1607.1. Minimum Uniformly Distributed Live Loads and Minimum Concentrated Live Loads, by adding the following sentence to footnote "a":

a.

Access to floors for passenger cars only shall be restricted by an appropriate overhead barrier located not more than 7'6" above the floor at the point of entry.

(10a)

Add new paragraph to Section 1607.6.1. Truck and bus garage live load application.

Where top levels of parking garages are exposed to snow loading, the structural design of the top level structural elements shall be based upon a specific snow storage or removal plan. The snow removal plan shall be included in the construction documents that are submitted for building permits, and shall include provisions for snow removal, temporary storage in specific areas, maximum snow heights, and other parameters to clearly indicate to the Building Official and building owner the necessary means of snow removal.

_____

(11)

Amend Table 1610.1, Lateral Soil Load. Change the values for active pressure and at rest pressure to read as follows:

DESCRIPTION OF BACKFILL MATERIAL	UNIFIED SOIL CLASSIFICATION	DESIGN LATERAL SOIL LOAD (pounds psf/foot of depth)
		Active pressure	At-rest pressure
Well graded, clean gravels; gravel-sand mixes	GW	30	60
Poorly graded clean gravels; gravel-sand mixes	GP	30	60
Silty gravels, poorly graded gravel-sand mixes	GM	40	60
Clayey gravels, poorly graded gravel-sand mixes	GC	45	60
Well graded, clean sands; gravelly sand mixes	SW	30	60
Poorly graded clean sands; sand-gravel mixes	SP	30	60
Silty sands, poorly graded sand-silt mixes	SM	45	60
Sand-silt clay mix with plastic fines	SM-SC	45	60
Clayey sands, poorly graded sand-clay mixes	SC	60	60
Inorganic silts and clayey silts	ML	45	60
Mixture of inorganic silt and clay	ML-CL	60	60
Inorganic clays of low to medium plasticity	CL	60	60
Organic silts and silt clays, low plasticity	OL	note b	note b
Inorganic clayey silts, elastic silts	MH	note b	note b
Inorganic clays of high plasticity	CH	note b	note b
Organic clays and silty clays	OH	note b	note b

 

(12)

Section 1613.1. Scope. Add the following sentence to read as follows:

When applying Section 11.7 of ASCE7, change equation 11.7-1 to read:

Fx = 0.02 Wx

(13)

Section 1613.5.1. Mapped acceleration parameters. Add the following sentence to read as follows:

For all applications of the provisions of Section 1613, use values 0.125 for Ss and .041 for Sl.

(14)

Section 1704.2.2. Fabricator approval. Add a second paragraph to read as follows:

The following are considered approved fabricators:

Steel fabricators holding an appropriate certificate from the American Institute of Steel Construction.

Steel Joist Manufacturers holding membership in the Steel Joist Institute.

Precast/Prestressed concrete suppliers holding membership in the Precast Concrete Institute (PCI) together with plant certification in the appropriate products group and categories in the PCI Plant Certification Program.

(15)

Section 1803.2. Where required. Delete the sentence and replace it with:

The owner or applicant shall submit a foundation and soils investigation to the Building Official addressing pertinent items in Sections 1803.3 through 1803.5.

Exception: Delete the exception and replace with:

Foundations of one story buildings covering less than 5,000 square feet of area may be designed using the presumptive bearing capacities given in Table 1806.2. All limitations and restrictions to the use of Table 1806.2 given elsewhere apply to this exception.

(16)

Add new section to read as follows:

Section 1806.4. Collapsible soils.

Portions of the Bellevue jurisdictional area are underlain by low unit weight soils that can collapse when saturated. Additional studies shall be made to evaluate the presence and extent of collapse-susceptible soils and to assess the effects of any collapsible soils identified at the site on the performance of the structure.

(17)

Table 1806.2. Allowable foundations and lateral pressure, add the following footnotes:

c. Whenever the bearing capacity of a soil is in doubt, the Building Official may require an evaluation of the soil conditions by a qualified engineer specializing in soils investigations at the expense of the owner of the proposed structure. Foundations and/or earthwork shall be redesigned as required to comply with the recommendations of the engineer. A complete record of the investigation shall be filed with the office of the Permits and Inspections Department.

d. Values given in this table are not to be used for submerged soil.

e. Loads given in the table used in the design of isolated poles for use such as flagpoles or signs, and poles used to support buildings which are not adversely affected by one half inch motion at the ground surface to short term lateral loads may be increased by fifty percent (50%).

f. The use of this table is restricted to cases in which the weight of existing or added fill within lines 15 feet outside the building does not exceed 250 psf.

g. No continuous footing designed using values from the table shall be less than 16 inches wide and 8 inches thick, and no individual footing shall be less than 2.5 feet square.

h. Organic soils and fills that have not been prepared with soils of known properties and have not been compacted as the soils have been placed shall be presumed to have no bearing capacity and shall not be considered acceptable for the support of buildings or structures other than temporary buildings.

(18)

Section 1809.5. Frost protection. Delete this section and the exceptions in their entirety and replace with:

Except where erected on solid rock or otherwise protected from frost, foundation walls, piers, and other permanent supports of buildings and structures larger than seven hundred fifty (750) square feet in area or ten (10) feet in height shall extend below the established frost line. The established frost line shall be 42 inches below the exterior grade of the structure.

Exceptions:

1. The bottom surface of footings for unattached garages and accessory structures of wood or metal not more than seven hundred fifty (750) square feet in area shall not be less than one (1) foot below grade.

2. The bottom surface of foundations that bear on rock surfaces is not required to be below the established frost line provided the rock does not have seams or cracks or contain disintegrated material that could serve as reservoirs for water which could be subject to freezing.

(19)

Section 1808.3 Design loads. Change the last sentence to read as follows:

Reduced live loads as specified in Section 1607.9 are permitted to be used in the design of footings.

(20)

Table 1809.7. Prescriptive footings supporting walls of light-frame construction. Delete this table in its entirety.

(21)

Section 1809.8. Plain concrete footings. Delete this section in its entirety.

(22)

Section 1809.9. Masonry unit footings. Delete this section in its entirety.

(23)

Section 1809.12. Timber footings. Delete this section, and all subsections to this section in their entirety.

(24)

Section 1807.1.4. Permanent Wood Foundation Systems. Delete this section in its entirety.

(25)

Table 1807.1.6.3(1), Table 1807.1.6.3(2), Table 1807.1.6.3(3), Table 1807.1.6.3(4), Table 1807.1.6.2. Delete these tables in their entirety and all references made throughout this chapter to these tables.

(26)

Section 1807.1.6.3.1. Alternative foundation wall reinforcement. Delete this section in its entirety.

(27)

Section 1807.1.6.3.2. Seismic requirements. Delete this section in its entirety.

(28)

Section 1805.5.5.1 Seismic requirements for concrete foundation walls. Delete this section in its entirety.

(29)

Section 1805.5.5.2 Seismic requirements for masonry foundation walls. Delete this section in its entirety.

(30)

Section 1805.4.1. Floor base course. Delete this section in its entirety.

(31)

Section 1805.4.2. Foundation drain. Delete this section in its entirety and replace it with:

An effective drainage system of pervious backfill or a manufactured drainage mat and a perforated collector pipe shall be placed around the perimeter of a foundation unless specifically deleted by the registered design professional experienced in soil and foundation engineering.

(32)

Section 1810.4.4. Pre-excavation. Change the first sentence to read as follows:

The use of jetting, augering or other methods of pre-excavation shall not be allowed except where specifically approved by the design engineer.

(33)

Section 1905.6.2 Frequency of testing. Change the exception to read as follows:

Exception: When the total volume of a given class of concrete is less than fifty (50) cubic yards, strength tests are not required when evidence of satisfactory strength is submitted to and approved by the registered design professional.

(34)

Section 2206.1 General. Add an exception to this section as follows:

Exception: Unless otherwise approved by the registered design professional.

(35)

Section 2206.4. Steel joist drawings. Change number 5 to read as follows:

5.

Size, spacing, location and connections for all components supplied by the joist manufacturer.

(36)

Section 2308.10. Cutting and notching. Add the following sentence to this paragraph:

All studs in exterior walls or bearing partitions that are notched more than ten (10) percent shall be doubled.

(37)

Section 2308.10.4.2. Notches and holes. Delete the first paragraph and replace it with:

Notches shall not be allowed in rafters and ceiling joists unless the design professional has accounted for the notches in the design.

Add a second sentence to the second paragraph to read as follows:

The holes shall be in the middle one-half of the span.

(38)

Chapter 29, Plumbing Systems. Delete this chapter in its entirety and change to read as follows:

Plumbing systems shall be installed in accordance with Chapter 27 of the Bellevue City Code.

(Ord. No. 2135, § 2, 6-9-1980; Ord. No. 2356, § 4, 6-10-1985; Ord. No. 2554, § 1, 6-29-1989; Ord. No. 2646, § 2, 11-25-1991; Ord. No. 2684, § 1, 5-11-1992; Ord. No. 2707, § 1, 9-14-1992; Ord. No. 2708, § 1, 9-14-1992; Ord. No. 2711, § 1, 9-28-1992; Ord. No. 2739, § 2, 4-26-1993; Ord. No. 2763, § 1, 8-23-1993; Ord. No. 2905, §§ 1—3, 8-12-1996; Ord. No. 2921, §§ 1—5, 11-12-1996; Ord. No. 3077, § 2, 1-24-2000; Ord. No. 3148, § 3, 3-26-2001; Ord. No. 3332, § 1, 9-27-2004; Ord. No. 3359, § 1, 4-11-2005; Ord. No. 3378, § 2, 11-14-2005; Ord. No. 3516, § 2, 5-11-2009; Ord. No. 3652, § 2, 11-28-2011)