The pool at dusk under the string lights, seen through the planting on the slope above
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Scan · Design · Build

Hideaway Hill

McMurray, Pennsylvania · Completed December 2024

Scope
Pool and slide, raised wall, terraces, steps, patios, planting, driveway
Pool
Vinyl liner, 16 × 36 ft, auto cover
Site
About 13 ft rise
Scan to finish
May – Dec 2024
On site
Jul – Dec 2024
Team
PSW · VIZYON

The brief

A pool on the hill, above the house.

The back of the house opens onto a patio, and behind it the yard climbs. The only ground big enough for a pool was the lawn at the top of the bank, reached by a single flight of concrete steps.

For the family, the yard was a gift: a surprise for the kids, who were shown the 3D renderings to get them excited, and an investment in years of memories without leaving home. Above all, the parents wanted a place to host friends and family. On ground this steep, the design had to make the most of every usable foot.

01

Scan

The hill, as we found it.

Before anything is drawn, we scan the yard with a Trimble LiDAR scanner. It records every grade, tree, wall and structure as millions of measured points, so the design starts from the ground as it really is rather than a tape measure and an estimate.

This yard was scanned on 3 May 2024, before any work began. The scan caught the patio by the house, the bank behind it and the lawn at the top, where the swing set stood and the pool would go.

The point cloud of the yard: the house and patio below, the concrete steps up the bank and the lawn above
The lawn at the top of the bank before work began, with the old steps and the swing set
A section through the scan from the patio up the bank to the lawn where the pool went
3 May 2024Scanned
22.2 millionPoints measured
About 13 ftFrom the patio up to the pool deck
20–55 %Slopes on the bank
  1. 01The pool belonged up the hillThe only lawn big enough for it sat about 13 ft above the patio by the house.
  2. 02One way upA single flight of concrete steps climbed the bank from the patio to the lawn.
  3. 03Where the swing set stoodLaid over the scan, the new pool sits where the family's swing set stood on the lawn.
VIZYON Design Group Design by our sister studio. The images in this band are renders: the yard before it existed.
02

Design

The terrace, before it existed.

VIZYON took the scan and drew the yard on top of it: a 16 × 36 ft pool on a terrace at the top of the bank, a raised stone wall along one side with three scuppers and a 10 ft slide, and stone steps down through boulders to the patio by the house.

With so little flat ground between the house and the hillside, Yousef Hassoud, VIZYON's lead designer, put the pool up top, out of sight from below. Up there the paths split, so the sunbathing side and the play side, with the slide, stay apart. The raised wall and its scuppers bring the sound of water to the loungers, and the pool's lighter, green tone pulls the landscape into the water.

The family saw it rendered, by day and by night, before the build began, with their two dogs, a Frenchie and a pug, drawn into the render.

The intended experience evokes a great feeling of surprise; aligning with visual expansion as you rise through the terrain. You don't know the space is there until you climb the stairs and have the first view as it then opens up before you.
Yousef Hassoud, lead designer, VIZYON
The design model from directly above: the pool, the raised wall, the slide, the steps and the planting
Render of the design on the hill above the house: the pool terrace, the wall and the steps
Render of the design: the raised wall, the scuppers and the slide
Render of the design at night, with the lights on

Render and reality

The same view, before and after.

Drag the line, or use the arrow keys
The design model of the pool terrace from directly above
The finished pool terrace from the same point in the air
Render · VIZYON Built · PSW ⇆
03

Build

Built from July to December.

PSW broke ground on 29 July 2024 and finished on 27 December, about 22 weeks on site. The pool went in first, then the raised wall and its scuppers, the boulders and steps, the drainage and patios. The pool was filled on 9 October, the planting and lighting followed, and a new driveway closed out the job.

An excavator digging the pool into the lawn at the top of the bank
1 Aug 2024

Digging into the hill

Ground broke on 29 July. The dig and the hauling ran into August, and the pool's steel walls were set on 5 August.

The steel pool walls set in the dig, with the house below
8 Aug 2024

The shell and the utilities

With the walls set, the footer went in. A utility trench followed on 13 August, with the gas, electric and plumbing rough-ins the next day, then boulders and backfill.

The pool floor and steps formed, with the slide in place on the bank
28 Aug 2024

Collar, concrete and the slide

The pool collar was formed on 20 August and poured the next day. The slide's footing was dug on the 26th and finished on the 28th.

The raised wall rising along the pool in block and stone veneer
3 Sep 2024

The raised wall

A block wall rose along the pool, plumbed for three scuppers and backfilled on 3 September. Its stone veneer was finished on the 5th.

Stone steps laid through the boulders beside the pool
18 Sep 2024

Boulders and steps

Boulders were set around the terrace, with stone steps and stepping stones through them and low-voltage lights along the way.

Pavers going down on the terrace above the stone wall
7 Oct 2024

Drainage and the patio

Channel drains and a drainage swale went in, then the patio base, the coping lights, the patio itself and a boulder wall.

The new liner in and the pool filling
9 Oct 2024

Liner and water

The liner went in and the pool was filled on 9 October. The pavers followed, then the auto-cover coping and the steps, and the hardscape was complete on 17 October.

The planted terraces and the stone steps beside the pool
4 Nov 2024

Planting and lighting

The planting was laid out with the landscape designer on 23 October and went in with the low-voltage lighting that week. The yard was finished on 4 November.

The finished driveway with its accent borders
27 Dec 2024

The driveway

Last came the driveway: forming and accent borders in November, the pour on 17 December and the seal on 27 December, when the job was done.

16 × 36 ftPool, as designed
58 ftRaised wall, as designed
943 sq ftPaver patio, as designed
22 weeksOn site
04

Finished

The hill, lived in.

The pool sits on its own terrace above the house, with the raised wall, its three scuppers and the slide along one side. Stone steps climb through the boulders from the lawn, and at dusk the string lights, the wall lights and the pool come on together.

By the Fourth of July, the family was ready to host friends and family in the new yard for the first time, with more on the calendar already.

The raised wall with its three scuppers and the slide, above the pool
Water falling from a scupper in the raised wall at dusk
Lavender along the pool deck, with loungers beyond
Stone steps climbing from the lawn to the pool terrace
The dining area under string lights at dusk
The pool terrace from the air, with the raised wall, the slide and the planting

Scan

VIZYON Design Group

Trimble LiDAR site capture

Design

VIZYON Design Group

Yousef Hassoud, lead designer

Design with VIZYON

Build

PSW

Pool and landscape construction

Photography: Yousef Hassoud

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