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The site is located within the Haworth Water Treatment Plant located in Haworth, New Jersey. The proposed upgrades included the construction of a liquid oxygen storage facility and a residuals handling facility.
A sheet pile system installation was constructed to retain an approximately 135 feet long excavation which was required for the construction of the proposed plant upgrades. JZN Engineering performed engineering analysis and design recommendations for the stability of the temporary sheet pile wall that was under construction. The study involved a seepage analysis which included local and global stability analyses due to seepage.
Additionally, JZN provided the design of the dewatering system to be implemented during excavation activities in order to lower the existing water table elevation and facilitate construction activities.
¨ Sheet Pile Wall Stability Evaluation
¨ Dewatering System Design
The proposed project included the construction of a private sewer line and related structures, a private water main line, new sidewalks and road pavement to be performed at 57th Avenue near the intersection of 43rd Street in Maspeth, Borough of Queens, City & State of New York. The site is bounded by a commercial building and parking lot areas to the south, 43rd Street to the west, an undeveloped area to the east and railroad tracks followed by 56th Road to the north.
The proposed sewer line and manholes were designed to be supported on driven timber piles. JZN Engineering performed engineering analyses to provide the timber piles’ axial compression capacity and installation specifications. Additionally, JZN provided construction quality control during construction activities which included the inspection of the deep driven timber pile foundations, excavation and backfill operations during the installation of the sewer line and the water main components, and road and sidewalks subgrade inspection.
¨ Driven Deep Foundations Capacity
¨ Contractor Support
¨ Construction Quality Control/Special Inspection
¨ Excavation and Backfill Inspection
¨ Subgrade Preparation Inspection
The project site included the installation of a ConEd Vault to be located within an existing concrete sidewalk associated with the property located at 295 Locust Avenue Borough of Bronx, City & State of New York.
JZN Engineering provided geotechnical engineering services to explore the subsurface conditions at the site, estimate engineering characteristics of the proposed foundation bearing and subgrade soils, and provide geotechnical criteria for the preparation of the vault foundation design and specifications. Recommendations included the overexcavation of unsuitable soils and controlled backfill followed by the construction of a mat foundation in support of the proposed Con Ed Vault. Additionally, JZN provided Support of Excavation (SOE) design consisting of sheet pile walls, walers and struts.
JZN provided construction quality control services during the installation of the support of excavation components, excavation of unsuitable soil and controlled backfill operations in support of the proposed ConEd Vault installation.
¨ Subsurface Investigation
¨ Support of Excavation Design
¨ Contractor Support
¨ Construction Quality Control/Special Inspection
The project site included the installation of four (4) ConEd Vaults and one (1) bus compartment to be located within the existing concrete sidewalk associated with the property located at 825 East 141st Street in the Borough of Bronx, City & State of New York.
JZN Engineering provided geotechnical engineering services to explore the subsurface conditions at the site, estimate engineering characteristics of the proposed foundation bearing and subgrade soils, and provide geotechnical criteria for the preparation of the vault foundation design and specifications. The geotechnical investigation was conducted by means of drilling soil exploration borings to explore the subsurface soils, bedrock and groundwater conditions.
JZN designed and recommended the utilization of a deep foundation system consisting of driven H-piles in support of the proposed structures, and provided recommendations for site preparation, earthwork and construction considerations.
¨ Subsurface Investigation
¨ Driven Deep Foundation Design
The site is located on an undeveloped parcel bordering the New Jersey Turnpike (I-95) and to the north of a commercial development with associated paved parking lots in Cranbury, New Jersey.
JZN Engineering provided geotechnical investigation and engineering services to assess the subsurface soils conditions and provided recommendations for Support of Excavation (SOE) design, soil management and earthwork specifications. JZN performed engineering analyses to evaluate and design a support of excavation system consisting of sheet piles to be utilized during excavation activities required for the Napp Grecco Pipeline remediation.
Additionally, JZN coordinated a vibration monitoring program to continuously record induced vibrations generated during construction activities. The program was developed to monitor the neighboring building located to the south of the site and the existing pipeline.
¨ Subsurface Investigation
¨ Support of Excavation Design
¨ Contractor Support
¨ Construction Quality Control/Special Inspection
¨ Vibration Monitoring
The Power Activated Carbon System is located within the North Jersey District Water Supply Commission in the Borough of Wanaque, Passaic County, New Jersey.
The proposed system included the construction of two 14 feet diameter PAC Silos with heights of approximately 60 feet each resting on a concrete floor slab to be supported on a deep foundation system.
JZN was retained to design the deep foundation elements in support of the two PAC Silos. The foundation system consisted of micropile elements bearing on rock.
JZN provided construction quality control during the installation of the micropile components including grout sampling and testing. In addition, JZN supervised and analyzed the micropile load test program.
¨ Contractor Support
¨ Deep Foundation Design
¨ Construction Quality Control/Special Inspection
¨ Materials Testing
The site is located along Mountain Road in the City of Jersey City, Hudson County, New Jersey. The site is bordered by a retaining wall followed by Mountain Road to the west; Mountain Road to the east and south; and The Cliffs development to the north.
JZN Engineering provided geotechnical investigation and engineering services to assess the subsurface soils conditions and provided recommendations for foundation design, soil management and earthwork specifications. JZN performed engineering analyses to evaluate and design a support of the staircase
Additionally, JZN conducted construction inspection for the staircase and corresponding foundation elements construction. Foundation subgrade testing was performed to ensure adequate subgrade compaction and bearing capacity, concrete testing and rebar inspection was also overseen by JZN Engineering.
¨ Subsurface Investigation
¨ Contractor Support
¨ Construction Quality Control/Special Inspection
The development included the construction of a pavement foundation for a 60 ft ICW 1200R crane. The crane is supported on tires inflated to 100 psi and travels along the railroad tracks (approximately 2,000 ft). The referenced crane is supported on concrete pavement. In addition, the construction of an approximately 70 x 10 ft motor truck scale was proposed at the site. The site is located along Ingham Ave. in the City of Bayonne, Hudson County, New Jersey.
JZN Engineering performed a geotechnical investigation to obtain information on subsurface soil and groundwater conditions, and to provide recommendations for the proposed rail crane pavement foundations and truck scale foundation design and related earthwork. JZN provided geotechnical criteria for use by the design engineers in preparing the truck scale foundation and rail crane pavement foundation designs; and recommendations for earthwork and construction.
JZN recommendations included the implementation of a deep foundation system consisting of drilled piers to support the truck scale, and design recommendations for the utilization of flexible heavy duty pavement and rigid pavement for the construction of the rail crane pavement foundation.
¨ Subsurface Investigation
¨ Laboratory Testing of Soils
¨ Pavement Foundation Design Recommendations
¨ Deep Foundation Design
The project included the construction of an Armament Integration Facility Addition for the US Army Picatinny Arsenal located at 1st Avenue in the Town of Picatinny, Morris County, New Jersey.
JZN provided consulting services that included engineering analysis and recommendations for the construction of a helical pile foundation system in support of the proposed building addition. Following the foundation analysis and approval, JZN provided construction quality control services during the installation of the proposed helical pile elements.
¨ Foundation Design
¨ Consulting Services
¨ Construction Quality Control/Special Inspection
The project site is located near the southern border of the NJ Turnpike in the Borough of Runnemede, Camden County, New Jersey. An existing gas pipeline running parallel to the NJ Turnpike was found to have an anomaly that required repair; therefore, a temporary support of excavation system was required to allow the safe access to the pipeline.
JZN conducted a geotechnical investigation program to obtain information on subsurface soils and groundwater conditions in order to design the required shoring system. Following the geotechnical investigation program, JZN prepared a support of excavation design (SOE) consisting of sheet piles supported with a tie-back system.
¨ Subsurface Investigation
¨ Support of Excavation Design
The project involved the construction of three billboard signs to be located within the Colonial Pipe Line Property, along the New Jersey Turnpike, at 400 Blair Road in the Township of Woodbridge, Middlesex County, New Jersey.
Each billboard sign is 62 feet in total height consisting of approximately 19 feet by 60 feet frame supported on an approximately 48-inch diameter pole that is approximately 43 feet height. JZN was retained to evaluate the required foundation system for the three billboard signs.
JZN conducted a geotechnical investigation consisting of drilled soil exploration borings at each of the proposed billboard locations. The investigation was performed in order to obtain information on subsurface soil and groundwater conditions, and to provide recommendations for the proposed billboards’ foundations and related earthwork. Based on the information gathered during the investigation program and the geotechnical laboratory analysis of representative soil samples, JZN recommended the utilization of a shallow foundation system in support of the proposed billboard signs.
¨ Subsurface Investigation
¨ Laboratory Testing of Soils
¨ Shallow Foundation Design Recommendations
The project included the construction of a billboard sign to be located at 2420 Route 22 in the Township of Union, Union County, New Jersey.
The billboard sign is approximately 50 feet in total height with an approximately 14 feet tall by 48 feet wide frame supported on an approximately 36 feet high steel support column.
JZN conducted a geotechnical investigation consisting of drilled soil exploration borings near the proposed billboard location. The investigation was performed in order to obtain information on subsurface soil and groundwater conditions, and to provide recommendations for the proposed billboard’s foundation and related earthwork. Based on the information gathered during the investigation program and the geotechnical laboratory analysis of representative soil samples, JZN recommended the implementation of a shallow foundation in support of the proposed billboard.
¨ Subsurface Investigation
¨ Laboratory Testing of Soils
¨ Shallow Foundation Design Recommendations
The project included the construction of a 70 feet high Self-Supporting RTR Antenna Tower to be located west of the intersection of Victor Boulevard and Highway 561 in the City of Camden, Camden County, New Jersey.
JZN conducted a geotechnical investigation study consisting of a drilled soil exploration boring at the proposed tower location. The investigation was performed in order to obtain information on subsurface soil and groundwater conditions, and to provide recommendations for the proposed foundations and related earthwork. Based on the information gathered during the investigation program and the geotechnical laboratory analysis of representative soil samples, JZN recommended the utilization of spread footings to support the proposed Self-Supported RTR Antenna Tower.
¨ Subsurface Investigation
¨ Shallow Foundation Design Recommendations
The project involved the construction of a Verizon Telecommunication Antenna to be located at an existing retail store within the Metro Shoppers Mall at 1281 Arthur Kill Road in the Borough of Staten Island, City and State of New York.
The structure consists of a unipole with mounted antennas which extends above the existing building’s roof. The unipole is supported by a frame structure constructed inside the retail store and supported on a concrete pad.
JZN conducted a geotechnical investigation consisting of a drilled soil exploration boring in the vicinity of the existing retail store building. The investigation was performed in order to obtain information on subsurface soil and groundwater conditions, and to provide recommendations for the proposed telecommunications antenna foundations and related earthwork.
¨ Subsurface Investigation
¨ Subgrade Testing
¨ Foundation Design Recommendations
The project site is located at 83 North 10th Street in the Borough of Brooklyn, City & State of New York. The site is presently occupied with an existing building, and will include the construction of a non-illuminated advertising ground billboard which will be constructed through the building corner.
The proposed billboard sign is approximately 60 feet in total height with an approximately 26 feet tall by 20 feet wide sign frame supported on a pole.
JZN conducted a limited geotechnical investigation consisting of a drilled soil exploration boring within the footprint of the proposed billboard pad. The investigation was performed in order to obtain information on subsurface soil and groundwater conditions, and to provide recommendations for the proposed billboard’s foundation and related earthwork. Based on the information gathered during the investigation program, JZN recommended the implementation of a deep foundation system consisting of helical piles in support of the proposed billboard.
¨ Subsurface Investigation
¨ Deep Foundation Design Recommendations
The proposed project is located at 2997 Marion Avenue in the Borough of the Bronx, City & State of New York. The project includes the installation of a sewer line extension along Marion Avenue towards E. Mosholu Parkway.
JZN conducted a limited geotechnical investigation consisting of drilled exploration borings within the footprint of the proposed sewer extension. The investigation was performed in order to obtain information on subsurface soil, groundwater conditions, rock quality and to provide recommendations for earthwork and excavation for the proposed sewer extension.
¨ Subsurface Investigation
¨ Rock Core Sampling
¨ Earthwork Recommendations
The project site is located in East Hampton, New York along Wainscott Northwest Road. The project includes the construction of a Lattice Tower and its associated Equipment Pad. The proposed tower will be approximately 130 feet tall.
JZN conducted a geotechnical investigation consisting of a drilled soil exploration boring near the proposed lattice tower location. The investigation was performed in order to obtain information on subsurface soil and groundwater conditions, and to provide recommendations for the proposed tower’s foundation and related earthwork. Based on the information gathered during the investigation program, JZN recommended the implementation of a shallow foundation in support of the proposed lattice tower.
¨ Subsurface Investigation
¨ Shallow Foundation Design Recommendations
The project site is located at 860 Townline Road in Hauppauge, New York. The proposed development will include the construction of a Verizon Wireless Communication Facility with six wireless antennas and 12 diplexers concealed within a lantern pole, and an equipment cabinet’s concrete pad. Additional site improvements will include the construction of a fence, and natural gas line supplies.
JZN conducted a limited geotechnical investigation consisting of a drilled soil exploration boring near the proposed lantern. The investigation was performed in order to obtain information on subsurface soil and groundwater conditions, and to provide recommendations for the proposed lantern pole’s foundation and related earthwork. Based on the information gathered during the investigation program, JZN recommended the implementation of a conventional shallow foundation system in support of the proposed structure.
¨ Subsurface Investigation
¨ Shallow Foundation Design Recommendations
The project site is located at the Covanta Energy Facility at Merchants Concourse & Stewart Avenue in the Town of Hempstead, New York. The proposed development will include the construction of a fire pump platform.
JZN Engineering evaluated subsurface information provided by the client and performed an engineering analysis and design for the construction of the proposed foundation elements in support of the proposed fire pump platform. The foundation elements consisted of helical piles.
¨ Deep Foundation Design and Recommendations
This project is for a proposed DF pylon sign to be located at 100 Challenger Road in the Village of Ridgefield Park, New Jersey.
The pylon sign is approximately 42 feet in total height with an approximately 24 feet tall by 25 feet wide frame supported on an approximately 14 to 15 feet high support column.
JZN conducted a geotechnical investigation consisting of drilled soil exploration borings near the proposed billboard location. The investigation was performed in order to obtain information on subsurface soil and groundwater conditions, and to provide recommendations for the proposed billboard’s foundation and related earthwork. Based on the information gathered during the investigation program and the geotechnical laboratory analysis of representative soil samples, JZN recommended the implementation of a deep foundation in support of the proposed pylon sign. The deep foundation design consisted of a recommendation of grouted micropiles.
¨ Subsurface Investigation
¨ Laboratory Testing of Soils
¨ Deep Foundation Design Recommendations
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Phone : (973) 218-6561
Address: 959 S. Springfield Avenue Suite 100 Springfield, NJ 07081
E-mail : info@jznengineering.com