Architectural Stonemasonry

Stone Staircases

Cantilevered, Helical & Solid Step Engineering

From grand classical cantilevered staircases for country manors to post-tensioned helical stone flights and solid block garden steps, Phidias Neo-Classical designs, carves, and installs prestigious stone staircases throughout the UK.

Commission a Stone Staircase

Structural Precision

Load-Bearing & Cantilever Calculations

British & European Stone

Portland, Bath Stone & French Limestone

Turnkey Installation

Full Template, Fabrication & Site Fixing

Timeless Stone Staircase Engineering

A solid natural stone staircase remains the architectural centerpiece of classical and contemporary architecture alike. At Phidias Neo-Classical, we specialize in both traditional interlocking cantilevered stone staircases—where each tread supports the next—and post-tensioned stone designs that seemingly float in open space.

Every commission begins with precision 3D CAD modeling and structural load analysis. We hand-select premium beds of dense English and European limestone to guarantee flawless compressive strength, slip resistance, and aesthetic grain matching.

From detailed rebated soffits, molded nosings, and curtail steps to matching stone balustrades and wrought iron baluster pockets, our masons ensure total structural and stylistic integrity.

Nosing & Soffit Profiles

Treads are custom profiled with traditional Bullnose, Half-Bullnose, or Cyma Recta nosings, complemented by hand-tooled classical molded soffits or sleek, modern straight-raked profiles.

Historic Restoration: We also provide sympathetic repair, indenting, and re-pinning of fractured historic cantilevered steps across Grade I & II* listed properties.

Staircase Configurations

Engineered and hand-finished for residential entrance halls, commercial gallerias, and grand garden terraces.

01

Cantilevered Stone Stairs

Traditional structural stone treads anchored directly into perimeter walls, interlocked along their rebated edges without underneath support.

02

Helical & Curved Flights

Curved sweeping stone staircases and spiral masonry steps carved with radial geometries, tailored for grand multi-storey rotundas.

03

Solid External Steps

Monumental grand entrance steps, horseshoe flights, weathered terrace stairways, and molded classical estate balustrading.

Enquire About Stone Staircases

Consult directly with our master masons and draughtsmen regarding flight layouts, stone choice, or on-site surveys.

Send an Enquiry

  • Phone: 0117 929 4009
  • Workshop: 16-17 Bonville Road, Brislington, Bristol, BS4 5QF