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Ladera Ranch04-01-00 | 16
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Lighting Up a Community

by Diana Nagler

Ladera Ranch is a new 4,000 acre master-planned community in Orange County, California. The location will consist of many distinctive residential villages and human-scale neighborhoods linked by social, recreational, and innovative technological connections. Located against a backdrop of historic Rancho Mission Viejo land, the development hopes to preserve much of the area's natural topography. Approximately 1,600 acres of scenic open space, traversed by regional trails, will blend into the neighborhood.

Over the next several years, Ladera Ranch plans to develop an array of neighborhoods totalling 8,100 homes. In keeping with the goal for unity, a walkway called the "Spine Walk" will eventually connect all of the homes throughout the community. The buildings will include apartments, attached and detached homes, semi-custom homes, and estate-size custom homes.

 The SPJ532-42F post fixture stands 10 feet tall and houses the 42-watt fluorescent lamp. The fixture head is 20" and has a hinged door for easy access. Special lenses and prisms were chosen to achieve the necessary lumen output. The posts were used around the pool area to enhance the water feature and add safety lighting.

The villages at Ladera Ranch are designed to gather residents towards public areas and create a larger sense of home and community. The first of these villages is the Oak Knoll Club, which is located at the northernmost part of Ladera Ranch. This particular neighborhood reflects the Arts and Crafts Movement in its architecture and landscaping.

Land Concern, Ltd., of Santa Ana, California, the site planner and Landscape Architect for the project, brought in SPJ Lighting of South El Monte, California, to discuss the possibilities of creating custom fixtures for the Oak Knoll Club and the Spine Walk. The lighting fixtures used for this portion of the project are a collaborative effort between the Land Concern, SPJ Lighting, and the key principles of the project, including: William Hezmelhalch Architectures of Irvine, the Architect on the project; EDAW, Inc., of Irvine, the Master Planner; LDB, Inc. of Irvine, the Lighting Designer; Style Interiors of Newport Beach, the Interior Designer; and The Ranch Mission Viejo Company, the developer of the site.

Lighting Oak Knoll Club

LDB, Inc. had a few specific goals throughout the development of Ladera Ranch. One such goal was that the company wanted the light fixtures to blend in naturally with the surrounding landscape during the day, while becoming a soft, yet secure, source of lighting at night. They estimated about 20,000 feet of electrical wiring would be used for the design of the Oak Knoll Club and its surrounding paths.

Many of the fixtures used for practical purposes at the site are also aesthetically pleasing. Using a combination of different lamps and fixtures enabled the team to highlight the unique diversity of the landscape. The use of 100 watt metal halide fixtures accented the broad trees, while the 90 watt incandescent spot fixtures were used to illuminate the tall palm trees.

The longevity of Ladera Ranch was also a consideration when designing the various pathway lighting at the site. According to LDB Inc., a 42 watt fluorescent lamp was selected to light the paths primarily because the lamp life is much greater than that of an incandescent of the same wattage. Thus, the fixtures needs less maintenance. The company also selected the 42 watt fluorescent lamp to be 27000 Kelvin, which gives off a warm glow that resembles the glow of an incandescent lamp.

The different lighting fixtures developed and used throughout the complex include column mounts, porte cochere, wall mounts, post fixtures, chandeliers, and interior wall mounts. Some of the highlights of the lighting which surrounds the Oak Knoll Club include column mounts, wall mounts, and post fixtures.

 Wall mounts were made of solid brass. A number of exterior wall mounts were provided on the club and throughout the pool area.

Column Mounts

The column mounts that were used are made of solid brass material with a chemically treated bronze rubbed finish and a stained glass honey swirl. The entrance to the Oak Knoll Club contains a large pilaster with a sloped cap. Spanning 36" square at the roof, this fixture also had to accommodate for the slight slope of the pilaster. Extra deep bases were fabricated along with a bottom flange, which was attached to the pilaster. A 42-watt long-life fluorescent lamp was used to avoid maintenance issues. Additionally, 24" versions were provided to add a variety of pilasters around the club itself.

Wall Mounts

The wall mounts were made of solid brass material. A number of exterior wall mounts were provided at the club and throughout the pool area. Measuring 7", one of the challenges of this fixture was incorporating ballast into the unit to provide energy efficiency. According to SPJ Lighting, special back plates were constructed for ballast housing and to accommodate slope of the shingles on the club. A 26-watt fluorescent was chosen due to the small size of the fixtures.

Post Fixtures

The post fixtures are a prominent part of the lighting design for the area. The development of the street post creates an opportunity to provide a decorative look, along with being functional. All street lamp fixtures had to be tooled and designed for both a high pressure sodium and fluorescent lamp source. These fixtures range from ten feet in overall height to sixteen feet, Foot candle minimum's had to be met in the parking lot for safety and aesthetic purposes.

All fixture heads were made of cast aluminum and all posts were made of square aluminum tubing. The SPJ532-42F post fixture stands 10 feet tall and houses the 42-watt florescent lamp. The fixture head is 20" and also has an easy access hinged door. Special lenses and prisms were chosen to achieve the necessary lumen output. According to SPJ Lighting, these fixtures posed the greatest challenge. LCM

 The SPJ532 post fixture stands 16 feet tall and houses a 100-watt high-pressure sodium lamp. The fixture is 24" square and has a hinged door for easy maintenance. These fixtures were placed in the parking lot of the club.
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