Hotel Panorama – Geotechnical investigation and testing and open pit protection design

Hotel Panorama – Geotechnical investigation and testing and open pit protection design

November 28, 2024

In the southeastern part of the town of Opatija, the reconstruction and extension of the Panorama Hotel is planned. As part of this reconstruction and extension, we participated in the development of the open pit protection design. The architectural design is sign by mataija x sipina x turato. Existing condition of the building The existing […]

Open pit protection and foundation design for the New School in Kastav

Open pit protection and foundation design for the New School in Kastav

October 24, 2024

Because of the increasing number of students, Milan Brozović Elementary School in Kastav, which currently has over 800 students, is facing the need to address the overburdening of its capacity and improve working conditions. In response to these challenges, the construction of a new branch school is planned. The architectural design was developed by 3LHD, […]

Open pit protection design for the Health center in Opatija

Open pit protection design for the Health center in Opatija

September 26, 2024

An expansion of the existing Health Center in the center of Opatija has been planned. The architectural design is by Athitektonsko-građevinski atelje d.o.o. To facilitate the execution of this construction project, we have developed the main and detailed temporary open pit protection design. The open pit protection is divided into three types, depending on the […]

Open pit protection design – House of Senj Writers

Open pit protection design – House of Senj Writers

August 1, 2024

In the old town of Senj, the reconstruction and repurposing of a building adjacent to the city museum is planned. As part of this reconstruction and repurposing, we participated in the development of the open pit protection design. Existing condition of the building The load-bearing walls of the building are made of stone and solid […]

Foundation and Open Pit Protection Design for the Research Medical Center in Split

Foundation and Open Pit Protection Design for the Research Medical Center in Split

February 8, 2024

In the center of Split, as part of Križine Hospital, which is itself part of the University Hospital of Split, the construction of the Split Research Medical Center (IMCS) is planned. For the purposes of the construction, we made the main foundation and temporary open pit protection design. It is necessary to cut into the […]

Temporary Open Pit Protection for a Residential Building in Zagreb

Temporary Open Pit Protection for a Residential Building in Zagreb

December 14, 2023

In the northern part of Zagreb, the reconstruction of a residential building with one residential unit is planned, with the requirement of keeping the outer wall of the existing building. The state of the existing building before the beginning of the reconstruction design was such that the building did not meet the basic requirements in […]

Open pit protection design for a residential building in Zagreb

Open pit protection design for a residential building in Zagreb

August 31, 2023

In the northeastern part of the city of Zagreb, the construction of a semi-buried residential building with three residential units is planned. Two residential units are to be constructed on the first floor and the third one on the second floor, while a garage is also planned for the underground level. The maximum dimensions of […]

Open pit protection and foundation design for the residential and commercial building in Pula

Open pit protection and foundation design for the residential and commercial building in Pula

April 13, 2023

In the central part of the city of Pula, within a residential block, the construction of a residential and commercial building is planned. The future building will be terraced, with 5 floors. Two commercial spaces, on the first floor, and 15 apartments will be located inside the building.The structure of the building will be made […]

The influence of groundwater on the stability of soil and underground parts of structures

The influence of groundwater on the stability of soil and underground parts of structures

February 17, 2023

If structures are constructed in areas with a high level of groundwater, it can have a significant impact on the stability of soil and underground parts of the structures. A high level of groundwater at the location can cause a decrease in the shear strength of the foundation soil under the structures, an increase in […]

Open pits protection design – the Glamping camp at Fužine

Open pits protection design – the Glamping camp at Fužine

January 26, 2023

The construction of a glamping camp is planned in the town of Fužine, along the southwestern shore of Lake Bajer. The camp will have 15 accommodation units, a central building, and a garage. The construction will take place on a newly formed building plot with a unique area of about 12,000 m2. Planned works Project […]

Open pit protection design for the Blu Mare hotel in Novigrad

Open pit protection design for the Blu Mare hotel in Novigrad

December 1, 2022

Construction of a new accommodation and catering facility, a hotel, of a total area of 1101 m2 is planned within the historical center of Novigrad. Planned works The future hotel building is planned to have five floors (four above ground and one underground). The hotel capacity is 56 beds organized in 24 accommodation units (rooms). […]

Open pit protection and foundation design – UPOV Požega

Open pit protection and foundation design – UPOV Požega

October 27, 2022

In the eastern part of the city of Požega, the reconstruction and extension of the Požega agglomeration wastewater treatment plant (UPOV Požega) is planned. For the construction project, we made the main and detailed temporary open pit protection and foundation design for the following facilities: – facilities of the biological block (floor plan dimensions approx. […]

Open pit protection and foundation design – the Hotel Ičići

Open pit protection and foundation design – the Hotel Ičići

February 8, 2022

The construction of a new hotel is planned in the small town of Ičići, located in the southwestern part of the Primorje-Gorski Kotar County. The site of the construction is bordered by Anton Dimnaka street and Bršljana street on the north and the northeast side, the Liburnija state road (DC66) on the southeast side, and […]

Execution of reinforced concrete diaphragms

Execution of reinforced concrete diaphragms

October 21, 2021

A reinforced concrete diaphragm is a reinforced concrete structure used for open pit protection. The construction has the task to protect the stability of the vertical excavation of the open pit, to prevent displacements that could cause damage to neighboring buildings and installations, and to prevent the penetration of groundwater into the open pit.  Reinforced […]

Open pit protection and sealing design – Keight Hotel, Katarina Line

Open pit protection and sealing design – Keight Hotel, Katarina Line

May 25, 2021

In the center of the city of Opatija, within the Slatina zone, the construction of a building for catering and tourism purposes ― a 5-star hotel ― is planned. The location intended for construction is bordered by Veli Jože Street on the west side, the Opatija Hotel on the north side and a town villa […]

Open pit protection and foundation design – Aparthotel Žnjan

Open pit protection and foundation design – Aparthotel Žnjan

June 26, 2020

The construction of a new catering and tourism facility, the Aparthotel Žnjan, is planned in the southeastern part of the city of Split, in the seaside district of Žnjan. The location for the planned construction is between Šetalište Pape Ivana Pavla II Street on the south side and Put Žnjana Street on the north side. […]

Corner effect in a building pit – comparison of 2D and 3D analysis

Corner effect in a building pit – comparison of 2D and 3D analysis

June 18, 2020

Design of the retaining structure (building pit) is important for choosing a reliable and cost-effective solution. This brings the necessity of a realistic calculation approach. Most of the computer programs for design of retaining structures are based on two-dimensional modeling. Two-dimensional (2D) plane-strain assumption is that section continues infinitely along the axis perpendicular to the […]

Top-down construction method

Top-down construction method

January 23, 2020

In most common construction methods, buildings with underground parts are built by the bottom-up method where sub-structure and super-structure floors are constructed sequentially from the lowest level of basement to the top of the building. Though this conventional method, also called a bottom-up method, is simple in both design and construction, it is not feasible […]

Prop loads in embedded retaining structures

Prop loads in embedded retaining structures

October 28, 2019

There are two basic types of retaining structures: backfilled and embedded retaining structures. Backfilled retaining structures are gravity walls, reinforced concrete cantilever walls, gabion walls, reinforced soil structures. Embedded retaining structures are: diaphragm walls, pile walls and sheet pile walls. For smaller open pit depths it is possible to use embedded retaining structures without additional […]

Mixed in place method

Mixed in place method

May 9, 2019

One of the soil mixing methods is Mixed in place method (MIP) that has been developed and patented by BAUER company. Description of the method Mixed in place (MIP) refers to mixing the existing soil in situ with a binding agent. A triple auger is used to break up the soil. During this process, the […]

Testing of ground anchors

Testing of ground anchors

March 28, 2019

Ground anchor is a bearing element used to transfer the forces from the structure to the soil or rock mass. Early use of anchors included the application of rock bolts in Poland in 1918 and later in Czechoslovakia in 1926. Anchors were first introduced into civil engineering in 1934 by the French engineer André Coyne […]

Open pit protection – residential and commercial complex “Rio – Rijeka”

Open pit protection – residential and commercial complex “Rio – Rijeka”

March 14, 2019

In the area of the existing “Rio-Rijeka” factory, plans are underway to construct a residential and commercial center. The location planned for construction is in a favorable geographical position in the city of Rijeka and covers a very valuable area of the city above the “Kantrida” stadium, overlooking the Kvarner Bay. Planned construction The construction […]

Open pit protection – Roxanich Heritage Wine Hotel and wine cellar

Open pit protection – Roxanich Heritage Wine Hotel and wine cellar

October 4, 2018

At the site of the old cooperative cellar, built in 1902, at the foothill of the Istrian town Motovun, design for the construction of Roxanich Heritage Wine Hotel and wine cellar was launched. The selection of the old Motovun cellar as a specific place for the construction of a new wine center aims at expanding […]

Pile wall

Pile wall

August 23, 2018

Piles are circular structural elements executed in the ground for the purpose of transferring vertical and horizontal loads into deeper and better layers of the foundation soil. Executing piles in the near vicinity, a pilot wall is formed and it is used as a temporary or permanent retaining structure in soil mass. Pile wall is […]

Pile integrity test

Pile integrity test

August 2, 2018

What is pile integrity test? Pile integrity test covers the procedure for determining the integrity of individual vertical or inclined piles by measuring and analyzing the velocity (required) and force (optional) response of the pile induced by an (hand held hammer or other similar type) impact device usually applied axially and perpendicularly to the pile […]

Open pit protection – Tobacco Factory Rovinj (TDR)

Open pit protection – Tobacco Factory Rovinj (TDR)

July 5, 2018

As a part of the Tobacco Factory Rovinj in Kanafanar, the reconstruction and extension of the hall is under development within the existing factory complex. For the construction, it was necessary to execute the open pit protection, so we carried out geotechnical exploration and investigations for this purpose and made the main and the detailed […]

What are self drilling anchors?

What are self drilling anchors?

June 7, 2018

Self drilling anchors Self drilling anchors are special type of rod anchors. Self-drilling anchor consists of a sacrificial drill bit, hollow steel bar of the appropriate outer and inner diameter and coupling nuts. The anchor body is made of a hollow steel tube with an outer round thread. Steel tube has the sacrificial drill bit […]

Open pit protection for Hotel Sensatori in Dubrovnik – reinforced concrete piles and strand anchors

Open pit protection for Hotel Sensatori in Dubrovnik – reinforced concrete piles and strand anchors

April 20, 2018

Open pit protection   Within the existing complex Plat, near Dubrovnik, a reconstruction and construction of a hotel complex Hotels Plat is foreseen. The complex is located in the municipality Župa dubrovačka, on a mild peninsula Plat on the east coast of a spacious coav. The whole complex of hotel Plat is spread across 6.3 […]

Tunnel „T16“ precut protection- Construction of New Railway Section Kriva Palanka – Border with Republic of Bulgaria | Macedonia |

Tunnel „T16“ precut protection- Construction of New Railway Section Kriva Palanka – Border with Republic of Bulgaria | Macedonia |

December 12, 2017

Precut protection for the tunnel A challenging project we worked in the last couple of months is the precut protection for the tunnel „T16“ on the New Railway Section Kriva Palanka – Border with the Republic of Bulgaria, as Part of Corridor VIII. A interesting fact about corridor VIII is that it’s crossing the Republic […]

Building pit protection of Roxanich’s hotel and wine cellar in BIM

Building pit protection of Roxanich’s hotel and wine cellar in BIM

November 6, 2017

Pit protection of Roxanich’s hotel and wine cellar At the site of the old cooperative cellar, built in 1902, at the foothill of the Istrian town of Motovun, a project whose investment worth 10.000.000,00 euros has been launched. This attractive project for the construction of Roxanich Heritage Wine Hotel and a 5-story wine cellar was […]