Section 05 51 00 . Notice also that users tend naturally to walk along the outer portion of the stairway where the treads are widest. 1-1/2" Full Round, 1500-Style RED OAK handrail. Click to Show or Hide Citations & References, INTERIOR vs EXTERIOR RADIUS CURVED STAIRS, CIRCULAR STAIR GUARDRAIL & BALUSTER CODES, STAIRS, RAILINGS, LANDINGS, RAMPS - INSPECTIONS, CODES, ARTICLE INDEX to STAIRS RAILINGS LANDINGS RAMPS, HOME INSPECTION EDUCATION COURESES (Canada), HOME INSPECTION EDUCATION: HOME STUDY COURSES, Salter Industries, "Spiral Staircase Building Code Specifications", Salter Industries, It is definitely not to current code -- too narrow & steep. ... logging into your account and submitting a new request or using the contact us section at the bottom of this page , specifying what is broken,missing or faulty. by Vista Railing Systems Inc 1 … for pricing and availability. Collegeville, PA 19426 Website: We often see guards and railings enclosed using horizontal members or mesh or link fencing materials. Try the search box just below, or if you prefer, post a question or comment in the Comments box below and we will respond promptly. We have no relationship with advertisers, products, or services discussed at this website. Or see CIRCULAR CURVED & SPIRAL STAIR CODES - 2006 IRC & others. [See the graspable and non-graspable handrail photo above], The Stairway Manufacturers' Association, (877) 500-5759, provides a pictorial guide to the stair and railing portion of the International Residential Code. To meet the minimum stair tread width the circular stair shown above, at the Nirvana Restaurant in Dolores Hidalgo, in Guanajuato, would have to increase in its total diameter thanks to that incredibly fat center wooden column. A benefit of that safety improvement was increased overall rigidity in the entire stair assembly. Stairs and spiral staircase in plan, frontal and side elevation view CAD Blocks. I have a very old entry to a 250 sq foot apartment (with another egress for furniture). You can observe from the stair tread wear pattern that users step in a space between 8-inches and 16-inches away from the center post. Vista Aluminum 3.5 ft. H. x 4 ft. W Level Picket Pack with Spacers. Stairways shall be not less than 36 inches (914 mm) in clear width at all points above the permitted handrail height and below the required headroom height. This is the Select Oak Handrail section - this handrail offers the best value and is produced in the UK using traditional full length sections of oak,. SOLID 2 layer, no finger joints. The sketches at left show the basic construction of a typical circular stair kit. Browse by Brand, Select Handrail Lengths & more, Non-Combustible Mantel Shelves & Surrounds, F-4075 Fluted Box Newels with Lock Mitered Corners, The Purpose and Place for a Spiral Staircase. The 2000... 2-1/4" Full Round, RED OAK handrail. S. Hyde, Jon R. Abele, ISBN-13: 978-1-933264-01-1 or Includes 3001 railbolt kit with flush plug for handrail joinery. (We once had to saw a box spring in half, fold it doubled, and then repair it when we got it upstairs.). I would like to do this before the snow flies outside Rochester, NY. The... 2500 2-1/2" Full Round, RED OAK handrail. Round handrail come full round or round with flat bottoms; oval handrails also available oval or oval with flat bottoms -- all designed for commercial or residential usage. Our own calculations had failed to consider just how small the individual stair tread walking space would be. Nov 5, 2014 - 21. The 5700... 5709 One Opening Oak Cap (returned end) for use with the 5700 Handrail. Compare; Find My Store. My architect says min. The circular stairway handrail height shall be not less than 34" nor more than 38" measured vertically above the stair tread measured at the stair tread nose; The circular stairway handrailing width must have a cross-section outside diameter of at least 1 1/4" in diameter (IMO too small) and shall not be greater than 2" in diameter. The 1780... 2000 2" Full Round, RED OAK handrail. Straight interior hardwood stair handrails. The high-quality drawings for free download. The rear part of the overlay may or may not be secured with peel-and-stick adhesive. Wall Handrail 3ft Section for Stairs Steps -Dark Iron-Easy Install for Outdoor Indoor Stairs Porch Deck Hand Rail (Black) 4.5 out of 5 stars 128. Please Note: If shipping lengths are greater than 8ft, please select common carrier as your means of freight as UPS... 5608 coped end for use with the 5600 Handrail. See the detailed model building code specifications for proper dimensions for circular, curved, and spiral stairs, railings, platforms at CIRCULAR CURVED & SPIRAL STAIR CODES - 2006 IRC & others. 2.25-in … If we had opted for the smallest diameter stair, the comfortable walking area on the triangular treads would have been substantially reduced to just a few inches, increasing the trip hazard of the stairs. Users can grab onto a vertically-hung knotted rope as they swing out into space while attempting to arrest a fall down these steps - I had to let go and totter on these steps while taking the photo. at RAILING CODES & SPECIFICATIONS for a discussion of safety barriers along stairs. The circular stair shown at left, located in San Miguel de Allende, Guanajuato, Mexico, had wide open vertical balusters. These handrails are available in a wide variety of wood species, and come with available fittings and hardware. Ask how you will be able to move large furniture or other objects between floors. 1.0 GENERAL 1.1 SUMMARY A. www.salterspiralstair.com, Or put differently the handrailing must be graspable and continuous. Looking for current New York State code on the MINIMUM WIDTH of exterior spiral stairs. And this 150-yr-old house deserves an entry that is not a cob-job!! On our 1970's circular stair kit shown at page top and at left, the standard stair balusters were placed 11 3/4" apart - a child hazard by modern standards. [Our all-steel circular stair photo (left) shows an outdoor metal stairway located in San Miguel de Allende, Mexico after we installed an additional baluster between each of the more widely spaced components, making this stair more child-safe.]. See CIRCULAR CURVED & SPIRAL STAIR CODES - 2006 IRC & others. Trex Transcend balusters are round and made of aluminum. View Details. Includes 3001 railbolt kit with flush plug for handrail joinery. [copy on file as http://www.stairways.org/pdf/2006%20Stair%20IRC%20SCREEN.pdf ] -, The Circular Staircase, Mary Roberts Rinehart, Construction Drawings and Details, Rosemary Kilmer. Later the builder added the lower and more graspable handrailing that Michelle is demonstrating. ArchiCAD 21 tutorial: using the stair tool - understanding it's parameters and intuitive features The traditional circular stairway shown in our photo at left was observed in Barcelona, Spain. CIRCULAR & CURVED STAIRS at InspectApedia.com - online encyclopedia of building & environmental inspection, testing, diagnosis, repair, & problem prevention advice. Notice that for most circular stairwells, the user enters and exits the stairway facing in the same direction. 5700 2-1/2" x 1-3/4" RED OAK Handrail. Related Requirements: 1) Section 03 30 00 Cast-in-Place Concrete. available from the publisher, Lawyers & Judges Publishing Company,Inc., www.lawyersandjudges.com sales@lawyersandjudges.com, Common Sense Stairbuilding and Handrailing, Fred T. Hodgson, Building Stairs, by pros for pros, Andy Engel, A Simplified Guide to Custom Stairbuilding, George R. Christina, The Staircase (two volumes), John Templar, Cambridge: the MIT Press, 1992, The Staircase: History and Theories, John Templar, MIT Press 1995. Our photo (left) illustrates a circular stairway installed outdoors in San Miguel de Allende, Guanajuato, Mexico. Spiral stairs free CAD drawings This CAD file contains the following CAD Blocks: modern staircases, wooden stairs, floating spiral staircases. The risers shall be sufficient to provide a headroom of 78 inches (1981 mm) minimum, but riser height shall not be more than 9.5 inches (241 mm). We have it. Having inspected a few A-frame cabins whose upper floor was accessible only by a single circular stairway, we had learned that it is difficult to impossible to carry the box-spring for a bed up a circular stairway. Westbury Tuscany C10 and C101 Stair Rail Kits help create a railing you've always wanted with a height of 36\ x 1/2 in. Call to Purchase. SOLID 2 layer, no finger joints.Please Note: If shipping lengths are greater than 8ft, please select common carrier as your means of freight as UPS nor FedEx will ship lengths that exceed 96-inches. 5708 coped end for use with the 5700 Handrail. Example 4: Calculate a Quantity and Round Up Example 5: Calculate a Length and Add Overhang Example 6: Round Up to … Solid Oak Round Mopstick Handrail is designed to be used as a stair handrail, fixed directly onto the wall. 7608 coped end for use with the 7600 Handrail. 19 is shown at (a) the plan of a semicircular stairway; while in Fig. Method 2 : The walkline is located half-way along the stair width Method 3 : The walkline is located 2/3 of the way along the stair width, measured towards the inner handrail Method 4 : The walkline is located 50cm (20") from the outer handrail A [spiral stair is a] stairway having a closed circular form in its plan view with uniform section-shaped treads attached to and radiating from a minimum-diameter supporting column.- IBC-1002 - [14a]. The right-hand sketch explains a "right hand" circular stair layout. The rounded portion of the step is called a "bullnose". Above my daughter Michelle is showing where her sister should have been holding on when descending these curved stairs at the Poughkeepsie NY Galleria mall. You can see that my feet don't fit on the stair treads. a) Test a.1) Test a.2) Test 2) Section 05 55 17 Stair Nosings. (Nov 26, 2012) salah said:how would you design or if there is a code for U shaped stairs without a landing? But circular and curved stairs present some special trip and fall hazards that should be carefully addressed. These designs are accented with a stylish top rail and 3/4″ spindles along with a variety of satin, textured, and multi-color finishes and a … Stairs that make a single turn may do so by a curve or by building two straight runs that make the turn at a landing. H1000 Stair Lift. "The Elimination of Unsafe Guardrails, a Progress Report," Elliott O. Stephenson. Examples of unsafe horizontal rail and guard enclosures can be seen. Stairways are regulated by section R314 and include winders, spiral stairs, circular stairs, and bulkhead enclosure stairs. Stairways shall be not less than 36 inches in clear width at all points above the handrail height and the handrail may project no more than 4 ½ inches on either side of the stairway. The minimum tread depth measured 12 inches (305 mm) from the narrower end of the tread shall not be less than 11 inches (279 mm). The 1750 is... 1.78" Full Round, RED OAK handrail. A full selection of lengths available. Available in 6' or 8' kits with square or round balusters at The Deck Store Online. Steps and Stairways, Cleo Baldon & Ib Melchior, Rizzoli, 1989. Traditional 2-Rail Aluminum Railing System with Stylish Rounded Top Rail For a Smooth Feel. 3) Section 10 14 44 Photoluminescent Isle Markers or Signage. InspectAPedia tolerates no conflicts of interest. Model #S 6000 8 ETOAK. Matte Black Metal Baluster From stair treads, stair railing and a complete From stair treads, stair railing and a complete selection of Stair Parts, Surewood-LNL has what you need to make your stairs beautiful. The result not only reduced the child fall hazard it also stiffened the whole stair structure. Call to Purchase. This circular stairway accesses four floors in a building and uses stone treads that gave good traction except when they were wet during cleaning. If you (click to) enlarge the photos you can get an idea of the dimensions of this circular stairway and the spacing between its balusters (an un-safe 12-inches). The 2D Staircase collection for AutoCAD 2004 and later versions. Details are at WINDER or ANGLED STAIRS. This is the ideal fitting for finishing off the ends of handrails, regardless of the circumstance. Please Note: If shipping lengths are greater than 8ft, please select common carrier as your means of freight as UPS nor FedEx will ship lengths that exceed 96-inches. Stairways - 2015 IRC Section 311.7 R311.7.1 Width. Notice that there is both a guardrailing and a lower handrailing along the inside of the stairwell which is open, and there is another handrailing where you see the walker's legs - along the outer edge of this stairwell. The DIY Stair Rail section (comes in 4', 6', 7' 6") is easy to assemble and install to give your staircase a brand new look. Install the widest possible circular stairway: When we installed the circular stair shown at page top in the 1970's we had intended to save floor space by ordering the smallest-diameter available circular stair that we could buy. Editing Section/Elevation/IE Lines on Floor Plan Place a Linked Section Marker The front section is pre-curled and easily snaps over the stair nose. The spiral stair shown above, in a retail store in New York City, has no center post and relies on the wall and perhaps a hidden inner spiraling stair carrier for its support. The minimum tread depth at the narrow end shall not be less than 10 inches (254 mm). Select between the flat bottom (FB) or full oval handrail (FO). SOLID 2 layer, no finger joints. Bullnose carpet stair covers are removable and are designed for traditional hardwood stairs. The hand-rail was grasp-able and enclosed. The Tuscany Series features classic 2-rail designs. Watch out when choosing the size of circular stairs or when building a structure or area that is accessed only by a circular stair. Our spiral stair photograph (left) illustrates this design in a building in Celaya, Guanajuato, Mexico. 22. SOLID 2 layer, no finger joints. Tuscany Stair Rail Sections will set your deck or porch apart from the rest. This "direction facing" detail for circular stairs is important when determining where to place the stairwell, since you don't want your user to reach the top of the stairway and find herself facing a wall. "Are Functional Handrails Within Our Grasp" Jake Pauls, Slips, Trips, Missteps and Their Consequences, Gary M. Bakken, H. Harvey Cohen, Jon R. Abele, Alvin S. Hyde, Cindy A. LaRue, Lawyers and Judges Publishing; ISBN-10: 1933264012 ISBN-13: 978-1933264011, Slips, Trips, Missteps and Their Consequences, Second Edition, Gary M. Bakken, H. Harvey Cohen,A. The drawings in plan and front view. 8. $59.99 $ 59. The small-width turning stairwell shown above uses triangular treads in the turn-area that is so steep that the stair builder included a vertical hand-hold (at the right side of my photo). Please Note: If shipping lengths are greater than 8ft, please select common carrier as your means of freight as UPS nor FedEx will ship lengths that exceed 96-inches. H950+ Stair Lift. It is inside a porch enclosed by equally old lattice (not the nasty kind!!) H950 Stair Lift. These hard plastic rail connectors are first attached to the rail with 2 screws, then 1-1/2 screws attach the connector to the post. Note: appearance of your Comment below may be delayed: if your comment contains an image, web link, or text that looks to the software as if it might be a web link, your posting will appear after it has been approved by a moderator. I like this idea because the hand-hold also literally blocks clumsy people like me from stepping on the narrowest portion of the stair treads where falls are more likely to occur. The width is 5'5". A type of circular stairway, similar to that described on drawing plate entitled, Winding Stairs, in the section on Architectural Drawing, is shown in Fig. For an overview of the different features and options that are available, visit our All About Stair Lifts section. (a) Application. 36" or 42" Heights Available. Many of the round and oval handrails are well designed for wall-mounted applications and pairing the contemporary stairs and stainless steel or cabel stair balustrades. The... 2-5/8" x 1-7/8" Oval RED OAK handrail. METAL STAIRS . Because a toddler can easily climb these materials, they are not safe for guard or railing enclosures and should not be used. Our dog Katie did fall out of these balusters and to the floor below. At about 12-inches from the center post the stair tread provides 9 1/2" of tread width. Our photos illustrates a sample of measurements of the tread on a conventional iron-framed circular stair (below left) and the width of the stair baluster opening (below right). Please Note: If shipping lengths are greater than 8ft, please select common carrier as your means of freight as UPS nor FedEx will ship lengths that exceed 96-inches. Arrangement the geometrical shape of stair depends on functional usage, number of floor and size of the staircase space. Method 1 : The walkine is located 50 cm (20") from the inner handrail or in the centre if the stair width is less than 1m (40"). Available with 3/4" Square (C10) or Round (C101) Balusters. None of our kids fell through the stairs, but we were worried about visitors. and GUARDRAILS on BALCONIES, DECKS, LANDINGS (railings on landings and open hallways, porches, screened porches, balconies that are more than 30" above floors or grade). At above left the curved stairway is actually a self-supporting structure. We have this item available in various finishes and sizes. I had a hell of a time walking up and down these stairs that are so narrow that there is no room for a handrailing. Be sure to choose a 30.375" baluster length to create a final rail height of 36 inches. There are other circular stair tread and stair design guides: And of course there are added requirements for the circular or spiral stair handrailing, guardrailing, and baluster spacing. SOLID 2 layer, no finger joints. The 21" stair tread gave us about ten inches of comfortable walking space near the outer third of the tread, and a tread depth between 12" and 7". Retrofit balusters or child guards would be a good safety improvement for this stairwell. Please Note: If shipping lengths are greater than 8ft, please select common carrier as your means of freight as UPS nor FedEx will ship lengths that exceed 96-inches.

Deckorators came up with a simple solution for attaching wood stair rails that's better looking and more secure than toe-nailing. Includes 3001 railbolt kit with flush plug for handrail joinery. 44 in. that stair was produced by the Iron Shop, a Pennsylvania company in the U.S. Companies offering stair kits offer an advantage to inexpert stair builders: the stair manufacturer knows a lot about stair codes, dimensions, trip hazards, and tips and tricks for installation. Can Be Easily Cut to Size for Smaller Sections. The slope of the stairs can be 30° to 36° (an 11-in run and a 7-in rise results in a 32° slope) Complete your Fiberon Homeselect rail system with a wide range of balusters, caps, and collars sold separately bullnose–when one or both sides of the stairs are open, the first step above the lower floor may be wider than the other steps. We welded on an additional vertical baluster in each opening of the stair guardrail as well as at the top patio guardrailing. Or choose a 36.375" baluster for a final railing height of 42 inches. Each kit includes an unfinished oak handrail (6010 profile) and a Shoe Rail, double twist and single basket metal balusters (number of balusters depends on length ordered), and metal shoes. The sketch of curved stair treads is courtesy of Carson Dunlop Associates and shows the minimum tread width and radius for curving stair treads such as the stairs in our photograph. Stair Sections are Available in 4' to 8' Long Sections. 105 Gp Clement Drive , The Newark oak handrai l has a contemorary square profile available with a 41mm groove. Black Iron Baluster is made for interior stair construction and features a classic plain-shaft design in black iron. Oak Ungrooved Handrail. (a) Scope. Please Note: If shipping lengths are greater than 8ft, please select common carrier as your means of freight as UPS nor FedEx will ship lengths that exceed 96-inches... 1-3/4" Full Round, RED OAK handrail. The guardrailing around the top of the spiral stairwell, referred to as a "balcony / well enclosure" shall also, For details about balusters (vertical spindles in railing construction) see details. The narrow diameter stone stairwell shown below is in Goodrich Castle, Ross on Wye in Herefordshire, England in the U.K. Deb: from my reading, the BOCA Code, UBC Code, IRC Code, and IFC codes all specify: [We use the terms circular stairway and spiral stairway synonymously and assume there is a center post - a feature not present on some custom circular or spiral stairways]. The Surewood-LNL 44 in. Call to Purchase. Many of the round and oval handrails are well designed for wall-mounted applications and pairing the contemporary stairs and stainless steel or cabel stair balustrades. Selection Includes: This Section specifies prefabricated metal stairs and railings. Angled or Curved stair treads are a particular trip hazard, especially because of the lack of uniformity and because the tread width at the inside of the curve can be too small for safe walking. A curved stair that is not self-supporting may be secured by connections between its outer radius and a curved building wall. 99. As we elaborate at HANDRAILS & HANDRAILINGS, while a good handrail is important at every stairway, on curved or circular stairs where treads are not uniform in tread depth, railings are more likely to be grasped by stair users - and are perhaps even more critical. Or use the SEARCH BOX found below to Ask a Question or Search InspectApedia. Free DWG models of Stairs in plan and elevation view. Round handrail come full round or round with flat bottoms; oval handrails also available oval or oval with flat bottoms -- all designed for commercial or residential usage. See more ideas about stairs design, section drawing, architecture drawing. •Riser and tread; in a flight of stairs all steps should have the same riser and same tread. SOLID 2 layer, no finger joints. Round and Oval Handrails. At 5-inches from the center post, the treads are just 6-inches wide and not safely walk-able. Continue reading at STAIRS, RAILINGS, LANDINGS, RAMPS - INSPECTIONS, CODES or select a topic from the closely-related articles below, or see the complete ARTICLE INDEX. B. In Fig. "The Dimensions of Stairs", J. M. Fitch et al., Our recommended books about building & mechanical systems design, inspection, problem diagnosis, and repair, and about indoor environment and IAQ testing, diagnosis, and cleanup are at the. Not much, but as you can see in our two photographs, the support system for curved stairways must be considered. The minimum stairway width shall be 26 inches (660 mm). Item #1076610. WINDER or ANGLED STAIRS - stairways that include a turn without a landing platform. Curved stairways may be self-supporting or the stair may be supported by securing a curved stair stringer on the inner or outer radius of the stairs directly to a building wall structure. Or perhaps the architect's custom design uses a larger center column for the circular stair and thus needs a larger overall stair width. ISBN 10: 1-933264-01-2, If you need a wood species not shown, just give us a call. After dividing the width of the stair opening in half (since treads have to be placed on either side of the center support post) and after subtracting the diameter of the supporting stairway post, our four-foot diameter circular stair kit was able to provide a triangular stair tread which was about 21" across in its long dimension (post to outer tread edge). Includes 3001 railbolt kit with flush plug for handrail joinery. Handrails shall not project more than 41/2 inches (114 mm) on either side of the stairway … View Details. Imagine having to run up and down these stairs carrying bows and arrows, lances, or buckets of hot tar! Thanks to Salter Industries for some of these details though they're also in the codes and at a plethora of other stair websites. Take a look at the circular or curved stairways in the article above. Sep 26, 2018 - Explore Lauren Townsend's board "Stair Section Drawing", followed by 183 people on Pinterest. Can someone clarify for me? My OPINION is that you should put in the largest round stair that you can fit in the space. If your architect has found a different citation requiring 6-foot diameter circular stairs as a minimum, please ask her for it and share that with me - we need to know about it. We also provide a MASTER INDEX to this topic, or you can try the page top or bottom SEARCH BOX as a quick way to find information you need. When we built a second floor addition on our laboratory building and knowing that the indoor stairwell would be a 4-foot diameter circular stair, we included a second means of entry to the upper floor: a large outdoor stairway and landing. We had a welder double the number balusters to the as-built stair to correct an unsafe (too wide) spacing between those elements. This stair is suitable in some such... anna redWood1 Mara, tripping on these steps, tried to grasp the too-fat upper guardrail top and instead, fell. Circular stairs have been used for centuries to ascend or descend towers or to provide access between floors where there is not enough horizontal space for a conventional straight-run or single-turn stairway. The circular stairs shown at page top were installed by the author in 1978. [Click to enlarge any image], Above; minimum tread dimensions for a Winder stairway, adapted from the 2006 IRC as published by Juneau AK IRC R311.5. TECHNIQUES OF STAIRCASE CONSTRUCTION Technical and Design Instructions for Stairs Made of Wood, Steel, Concrete, and Natural Stone This Section contains specifications for the safe design and construction of fixed general industrial stairs. Size Name: Level 4ft. Apologies for the delay. the round and square Precision connectors has 21 parts for in line and 21 parts for stairs along with 21 screws in each pack it is 10 pairs and 1 extra .. just in case It says the connector packs come with 21 straight and 21 stair connectors. x 1/2 in. The stair company's expert advised installing the largest circular stairway that would fit in our building. H1100 Straight Stairlift. Spiral stairways are permitted to be used as a component in the means of egress only within dwelling units or from a space not more than 250 square feet (23 m2) in area and serving not more than five occupants, or from galleries, catwalks and gridirons in accordance with Section 1014.6.A spiral stairway shall have a 7.5-inch (191 mm) minimum clear tread depth at a point 12 inches (305 mm) from the narrow edge. Call to Purchase. is 6', but I thought it was 5'2". SOLID 2 layer, no finger joints. Oak STHR Handrail. ... For Stairs: A six foot rail section requires 12 aluminum balusters. SOLID 2 layer, no finger joints. Below: tread dimensions for winder stairs. This classification includes interior and exterior stairs around machinery, tanks, and other equipment, and stairs leading to or from floors, platforms, or pits. We can manufacture any wood handrail you desire on a custom basis. I find that walking on triangular stair treads is inherently dangerous and the larger stair width means larger stair treads as well as a far easier time carrying something up the stairwell. This document assists in building or inspecting indoor or outdoor circular or curved stairs, railings, landings. This section covers all stairways (including standard, spiral, ship, and alternating tread-type stairs), except for articulated stairs (stairs that change pitch due to change in height at the point of attachment) such as those serving floating roof tanks, stairs on scaffolds, stairs designed into machines or equipment, and stairs on self-propelled motorized equipment. Plan and Cross Section Views of Stairs Stairs are consist of smooth vertical & horizontal surfaces structural members that provide the transportation and connection between floors or structural parts having different elevation. Please Note: If shipping lengths are greater than 8ft, please select common carrier as your means of freight as UPS nor FedEx will not ship lengths that exceed 96-inches. Circular stairways shall have a minimum tread depth and a maximum riser height in accordance with Section 1009.3 and the smaller radius shall not be less than twice the width of the stairway. Newark Oak Handrail. Above we provide a photo and below a sketch of a curved stairway with unsafe railing enclosures and of curved stair tread designs. As our photo shows, a toddler (in this case very carefully held and supervised) can easily fall through open landing balusters or open balusters on a stairway. Our opinion was that this was a good stair design. View Details. Creative Stair Parts 2.5-in x 8-ft Unfinished Oak Shoe Rail. While you may not see all the handrail profiles below in the plowed handrails section, all profiles are offered plowed. Circular stair kits such as the 1978 kit shown in our page top photo and in our sketch at left are a quick way to add a stairway between floors. At above right the stairs curving around the exterior of a heating oil storage tank are secured on the stair's inner radius by welding to the tank sides.