Historic Preservation Archives - EW Howell Construction Group http://ewhowell.com/portfolio-category/historic-preservation/ Fri, 15 May 2026 14:55:58 +0000 en-US hourly 1 https://wordpress.org/?v=7.0 /wp-content/uploads/2025/01/favicon-150x150.png Historic Preservation Archives - EW Howell Construction Group http://ewhowell.com/portfolio-category/historic-preservation/ 32 32 Dairy Restoration /portfolio/cpc-dairybarn/ Wed, 08 Dec 2021 16:11:02 +0000 /portfolio/cpc-dairybarn/ Central Park Conservancy

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The Dairy, originally built in 1870, was designed to fulfill the dairy needs of the people of the city. It provided a ready-fresh supply of fresh milk to those traveling to the park. Today, the Dairy serves as a general visitor center and provides the public with information on the design of Central Park, current park events, and programs.

Keeping with the original design that is a whimsical combination of architectural steels that has been characterized as Victorian Gothic, EW Howell Construction Group completed the full renovation and restoration of the historic dairy building. Our Dairy restoration included restoring its historic open-air porch; repairing, cleaning, and repointing the exterior masonry; replacing windows and doors, including an accessible entrance door; a new climate control system; and more.

Renovations to the associated utilities shared with the satellite building were also included. The satellite building required modest renovation for the purpose of relocation owner occupancy and retail operations during the restoration of the main building.

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All Souls Church /portfolio/all-souls-church/ Sun, 05 Jul 2020 13:00:09 +0000 /portfolio/all-souls-church/ Unitarian Church of All Souls

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The Unitarian Church of All Souls, the congregation’s fourth sanctuary located on Lexington Avenue on the East Side of the borough of Manhattan in New York City, was designed by Herbert Upjohn and built in 1932. By the early 21st century, the church experienced problems including a crack in the steeple, leaks in the slate roof, and sewage pump system failures. Many church windows had broken panes or could no longer be closed with the original hand cranks.

This All Souls Church project consisted of the total renovation and restoration to both the interior and exterior of the already existing Sanctuary. Exterior work included a new slate roof, restoration and cleaning of exterior brick and stone masonry, and replacement of windows. Interior work included plaster restoration at the sanctuary and balcony, renovation of chancel, new altar, new pews, new cork/slate flooring at the sanctuary, new lighting, new HVAC, a new meeting room, kitchen renovations, and refurbishment of a sidewalk lift.

Pre-construction on this project began in June 2018 through until April 2019, which is when construction began. Construction concluded in June 2020.

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The New York Botanical Garden, Enid A. Haupt Conservatory Palm Dome Restoration /portfolio/nybg-conservatory/ Wed, 19 Aug 2020 20:30:14 +0000 /portfolio/nybg-conservatory/ Enid A. Haupt Conservatory Palm Dome Restoration

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The 55,000-square-foot Enid A. Haupt Conservatory, an acre under glass, is one of the nation’s preeminent examples of Victorian-era glasshouses, was designated a New York City Landmark in 1973, and was listed on the National Register of Historic Places since 1967. The Conservatory has undergone renovations throughout its 118-year history, but the current Palm Dome restoration project focused on the central dome atop the Palms of the World Gallery. It comprises the cupola, an upper dome, a drum which includes the compression ring, and a lower dome. Interior scaffolding with a temporary horizontal work surface erected below the dome drum and an enclosed cylinder around the exterior of the drum (including portions of the lower and upper domes) enabled the work to take place efficiently while safeguarding the laborers and plant specimens. The work surface and enclosure acted as a weatherproof barrier ensuring the tropical collection below remained protected and properly climatized throughout the seasonal environmental changes encountered.

Additional building scope included upgrades to the heating system and lighting by using leading-edge materials and technologies, which made the building more energy efficient while also respecting its landmark status. Metal coating system upgrades, reflecting pool waterproofing, paving, planting, and restroom renovations were also included.

The structural restoration of the Palm Dome required overcoming many challenges. The compression ring, the main structural element, was partially accessible during design. Utilizing an aggressive schedule due to limited time allowed for affecting the plant collection, the construction had to be sequenced in a way that allowed for removals and observation of existing conditions to happen concurrently. Additionally, modifications to specified repairs based on on-site conditions needed to be expedited. Actual repairs affected the global stability of the structure and required shoring, which then affected the scaffold footprint and the plantings. Solving all of these constraints required a multi-disciplinary approach of close coordination between owner, designers, and construction from design through construction.

EW Howell Construction Group made an important recommendation early on to change the material used for the new Palm Dome. The painted wood cladding around the drum and the wood cornice—originally constructed with rot-resistant, first-growth bald cypress that is now very rare—was replaced with cast and extruded aluminum components. Not only was this solution very durable and would require much less maintenance, but it would also help preserve these very rare trees from having to be cut down.

Developing and installing the scaffolding system required overcoming many challenges as it served multiple purposes—a thermal barrier to maintain heat/humidity for the plant collection, a working platform to accommodate multiple trades, and structural support of the compression ring while it was being repaired. The scaffold was also used to shore the compression ring during repairs.

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Museum of the City of New York, Preservation and Modernization – Phase III /portfolio/museum_of_the_city_of_ny/ Mon, 01 Jun 2015 13:54:00 +0000 /portfolio/museum_of_the_city_of_ny/ Preservation and Modernization - Phase III

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The Museum of the City of New York (MCNY) is an art gallery and history museum founded in 1923 to present the history of New York City, the United States of America, and its people. It is located at the northern end of the Museum Mile section of Fifth Avenue in Manhattan, between 103rd and 104th Streets, facing Central Park.

This MCNY project consists of a partial floor renovation of the cellar through to the third floor, with limited scope on the fourth and fifth floors. All work necessary for historic restoration and modernization of the north wing includes providing new MEP, fire protections, security, and tele/data installation. Completion of the galleries, auditorium, and associated programming will match construction performed in the previous phases of construction.

One of the most challenging and rewarding aspects of the project was keeping the Museum in operation throughout the entire multi-phase process, with a strategy that ensured museum staff had the essential space to continue their work in serving the public with ongoing exhibitions and educational programs.

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Carnegie Mansion, Smithsonian Cooper Hewitt National Design Museum /portfolio/carnegie-mansion/ Sat, 10 May 2014 10:43:10 +0000 /portfolio/carnegie-mansion/ Smithsonian Cooper Hewitt National Design Museum

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The Cooper Hewitt National Design Museum is housed in the former residence of Andrew Carnegie, a National Historic Landmark. The campus also includes two historic townhouses on East 90th Street and the Arthur Ross Terrace and Garden.

The renovation expanded exhibition space by 7,000 square feet by converting the third floor of the Carnegie Mansion, currently the library, to new contemporary galleries, and moving the library to two adjacent townhouses and improving gallery spaces and infrastructure at the Mansion and townhouses. The Carnegie Mansion project also includes new freight elevators, new registrar offices, and new art conservation labs. Important public spaces such as the main stair accessing the gallery floors and restrooms were renovated and expanded to enhance the visitor experience.

EW Howell Construction Group aimed to preserve the historical structure and maintain the quality and character of the 1902 building, which is listed on the National Register of Historic Places. The most important aspect of the project was to maintain the existing ceiling while installing new lighting, sprinkler systems, power and art hanging systems. Another challenge was the restoration of the original “Teak Room,” which entailed the restoration of heavily stained wallpaper, gold leaf painting and ceiling. The renovation expanded the exhibition space by 7,000 square feet by converting the third-floor library to the new contemporary galleries.

Designed by Beyer Blinder Belle and Gluckman Mayner Architects, the Smithsonian Cooper Hewitt National Design Museum/Carnegie Mansion project was recognized by Engineering News-Records’ 2014 Best Regional Projects, receiving the Award of Merit for Cultural/Worship Project. It also received the 2015 Jeffrey J. Zogg Build New York Award.

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Metropolitan Museum of Art, Paintings Conservation Wing /portfolio/metropolitan-museum-of-art/ Sun, 15 Mar 2009 13:28:52 +0000 /portfolio/metropolitan-museum-of-art/ Paintings Conservation Wing

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Founded in 1870, the Metropolitan Museum of Art is one of the world’s largest and finest art museums. Its collections include more than two million works of art spanning 5,000 years of world culture, from prehistory to the present and from every part of the globe. The museum is located in New York City’s Central Park along Fifth Avenue (from 80th to 84th Streets).

EW Howell completed a 14,000-square-foot, 3-story modernization of the Metropolitan Museum of Art Paintings Conservation Facility and associated offices.

 

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