The document presents the portfolio of structural engineer Lupu Cristian, including details of various structural engineering projects involving the design of concrete, prestressed concrete, and steel structures using software like SAP2000, ETABS, AutoCAD, and Tekla Structures. The projects included the analysis of a metal dome structure, residential and commercial buildings, precast construction details, and structural calculations for beams, slabs, walls and reinforcement. Photos from construction sites are also included showing assembly of precast elements.
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1. Lupu Cristian
- Concrete, prestressed concrete and steel structures , precast concreate projects;
- Structural calculations using SAP2000 and ETABS;
- 2D Drawing with AutoCAD;
- 3D Modeling with Tekla Structures;
Within the Building sector.
M.Sc.StructuralEngineering;4yearsworkexperience
STRUCTURAL ENGINEER
PORTFOLIO
2. Lupu Cristian Portfolio
Structural Engineer
Geometrical characteristics :
The Opening is 58 m, 12 m high
Radius of the circle that include the dome is 41 m
The dome is divided into 32 arcs and 8 rings.
Masters Degree in Structural Engineering diploma project 2013
Analysis of an Reticulated and prestressed metal dome.
Autocad drawings
3. Lupu Cristian Portfolio
Structural Engineer
The dome will be subsequently pretensioners with force tensioning prestress equal to
5% and then 25% of the maximum axial force resulting from calculations using the computer
program, Sap 2000. During the works will track the differences between the three domes and
influence of prestressing appearance.
The Dome Prestressed 5% Prestressed 25%
The conclusions of these comparisons are:
The higher strength of the prestressing cables is we can see the improvements in
rigidity of the all structure.
By comparing the three structures can be observed significant differences occurring
between nodes displacements and stresses between bars
4. Lupu Cristian Portfolio
Structural Engineer
Bulding characteristics :
The building consists of basement parking,
commercial space on the 1st floor and parts of the
2nd and 3rd floor. All 39 homes / apartments located
on the 2nd - 5th floors.
The building will mainly contain: 1 Parking Basement
;2 Warehouses ;3 villas / apartments
LEVANGER SØR 2014 ,NORWAY
Autocad drawings
5. Lupu Cristian Portfolio
Structural Engineer
Autocad drawings for structural precast walls from stairways
Reinforcement and sections for formwork
6. Lupu Cristian Portfolio
Structural Engineer
Bulding characteristics :
Apartment building consisting of basement + ground
floor+ 4 floors
The infrastructure consists of "wall beams" of
reinforced concrete with thickness of 25 cm.
The Suprastructure is made of confined masonry -
Masonry fitted with reinforced concrete containment
elements vertically (pillars) and horizontal (seat).
Masonry building, Cluj-Napoca, Romania, 2012-2013
Etabs drawings
7. Lupu Cristian Portfolio
Structural Engineer
Bulding characteristics :
Reinforced concrete frame structure consisting of ground
floor + 4 floors
Perimeter columns 70x70 cm
Marginal columns 90x90 cm
Axis C3 columns 90x70 cm
GE perimeter beams
GI Interior beams
Slab 15 cm
Frame structure, Deva, Romania, 2013-2014
Beams drawings
Etabs drawings
8. Lupu Cristian Portfolio
Structural Engineer
Bulding characteristics :
This project is a Office Building two story high made from precast elements,
33.000 m2 including parking, 27.900 m2 hollow core (400-500), 1.500 m
columns 870t, 2.900 m beams .
Office Building , AMFI ORKANGER, 2013-2014 Architectural plans drawings
9. Lupu Cristian Portfolio
Structural Engineer
Assembly plan
for precast
beams, slabs and
columns
Continuous beams calculation (77 m) and dividing in similar precast prestressed beams.
10. Lupu Cristian Portfolio
Structural Engineer
Calculations for the reinforcement
of joints between beams
Autocad production drawings for prestressed beams. Including reinforcement and sections.
11. Lupu Cristian Portfolio
Structural Engineer
Bulding characteristics :
Residential 2 floor house made from sandwich isolated walls and hollow core slabs.
Residential house, Norway, FRODE ROUGNØ, 2013-2014 Architectural drawings
Pictures from situ, during assembly the sandwich walls.
13. Lupu Cristian Portfolio
Structural Engineer
Bulding characteristics :
The buildings are adapted office purposes, and appears as three interconnected building wings with different
directions. In the transition zone between wings established two larger volumes both in plan and facade
appears to be continuous rooms over several floors.
Office bulding, Norway, ABEL HUS, 2015 Architectural drawings
Pictures from situ, during assembly of the beams,columns, walls and the hollowcores.
14. Lupu Cristian Portfolio
Structural Engineer
Assembly plan
for precast
beams, and
columns
Continuous beams calculation and dividing in similar precast prestressed beams.