Roberto Crocetti
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View article: The Etruscan missing link
The Etruscan missing link Open
The recently discovered traces of an Etruscan wooden bridge may reveal the oldest known bridge construction on the Italian peninsula. The Spina bridge at San Giovenale holds significant importance for understanding early architecture, buil…
View article: Plywood gussets in mechanical timber connections: quantify the stress spread angles under major tension loads
Plywood gussets in mechanical timber connections: quantify the stress spread angles under major tension loads Open
This study reveals the magnitude of stress spread angles in the design of plywood gusset plates when subjected to uniaxial tension, with a specific focus on mechanical connections. Plywood plates with elevating widths at three different lo…
View article: Advancing circularity in timber construction: Design for disassembly and reuse, and innovative wood-based connections
Advancing circularity in timber construction: Design for disassembly and reuse, and innovative wood-based connections Open
This paper investigates circularity in timber construction, focusing on extending wood’s lifespan through Design for Disassembly & Reuse and innovative timber connections. It examines the feasibility of circular practices to address resour…
View article: Spreading angle analysis on the tensile capacities of birch plywood plates in adhesively bonded timber connections
Spreading angle analysis on the tensile capacities of birch plywood plates in adhesively bonded timber connections Open
This paper focuses on a particular application of birch plywood in adhesively bonded connections, namely, a node of a timber truss. The aim is to investigate the influence of the plywood’s additional width and the load-to-face grain angles…
View article: Glulam frame corner joints built of birch plywood and mechanical fasteners: An experimental, analytical, and numerical study
Glulam frame corner joints built of birch plywood and mechanical fasteners: An experimental, analytical, and numerical study Open
This study investigates frame corner joints built of birch plywood plates and glulam elements connected via self-tapping screws. Analytical calculations based on the fastener group’s torsional moment resistance, the proposed fastener group…
View article: Design of birch plywood as gusset plates in timber-timber uniaxial tension connections: Influence of fastener pattern, face grain orientation, and discussions based on the Whitmore effective width theory
Design of birch plywood as gusset plates in timber-timber uniaxial tension connections: Influence of fastener pattern, face grain orientation, and discussions based on the Whitmore effective width theory Open
This study reveals timber-timber composite joints consisting of glulam pieces and birch plywood plates with three different load-to-face grain angles. Utilizing a similar number of fasteners and arranging the fastener array from narrow to …
View article: Glulam beams adhesively bonded by birch plywood plates in moment-resisting beam-to-beam connections
Glulam beams adhesively bonded by birch plywood plates in moment-resisting beam-to-beam connections Open
The design of timber connections is of vital importance in timber structures. Bonded connections exhibit the advantages of lower cost, higher load-bearing capacity, and higher stiffness compared to conventional mechanical connections. Howe…
View article: Dynamic analysis of a pedestrian timber truss bridge at three construction stages
Dynamic analysis of a pedestrian timber truss bridge at three construction stages Open
This article investigates the dynamic behaviour of a single span pedestrian timber truss bridge by in situ testing and numerical modelling. The in situ dynamic tests were performed at three different construction stages: (1) on only the tr…
View article: Effect of moisture on the edgewise flexural properties of acetylated and unmodified birch plywood: a comparison of strength, stiffness and brittleness properties
Effect of moisture on the edgewise flexural properties of acetylated and unmodified birch plywood: a comparison of strength, stiffness and brittleness properties Open
Birch plywood has superior mechanical properties compared with that made from most softwoods. However, durability-related issues still limit the application of birch plywood in outdoor structures. A means to enhance its durability is to ac…
View article: Testing and analysis of screw-connected moment joints consisting of glued-laminated timbers and birch plywood plates
Testing and analysis of screw-connected moment joints consisting of glued-laminated timbers and birch plywood plates Open
This study presents the feasibility of constructing moment joints using birch plywood plates and glulam beams. Beam-beam joints consisting of birch plywood gussets and glulam beams connected by self-tapping screws were built and tested in …
View article: Adhesively bonded joints between spruce glulam and birch plywood for structural applications: experimental studies by using different adhesives and pressing methods
Adhesively bonded joints between spruce glulam and birch plywood for structural applications: experimental studies by using different adhesives and pressing methods Open
Due to the increasing interest in reducing the usage of metals in the construction sector, birch plywood has shown good potential in structural engineering and timber connections as a substitute for the more conventional slotted-in metal p…
View article: DYNAMIC RESPONSE OF TALL TIMBER BUILDINGS UNDER SERVICE LOAD - RESULTS FROM THE DYNATTB RESEARCH PROGRAM
DYNAMIC RESPONSE OF TALL TIMBER BUILDINGS UNDER SERVICE LOAD - RESULTS FROM THE DYNATTB RESEARCH PROGRAM Open
Wind-induced dynamic excitation is a governing design action determining size and shape of modern Tall Timber Buildings (TTBs).The wind actions generate dynamic loading, causing discomfort or annoyance for occupants due to the perceived ho…
View article: EXPERIMENTAL AND NUMERICAL ANALYSES OF A CONNECTION FOR CLT STRUCTURES
EXPERIMENTAL AND NUMERICAL ANALYSES OF A CONNECTION FOR CLT STRUCTURES Open
Although building systems made of cross-laminated timber (CLT) have become common in Sweden in the past 20 years and they have developed rapidly during the same period, steps remain to be taken to simplify the assembly of such systems, esp…
View article: GLULAM FRAMES ADHESIVELY BONDED BY MEANS OF BIRCH PLYWOOD PLATES: PRELIMINARY INVESTIGATIONS
GLULAM FRAMES ADHESIVELY BONDED BY MEANS OF BIRCH PLYWOOD PLATES: PRELIMINARY INVESTIGATIONS Open
The design of timber connections is of great importance since their performance is decisive for timber structures.The widely adopted technique utilizing the slotted-in steel plates could possibly be replaced by using timberbased gusset pla…
View article: Birch plywood as gusset plates in glulam frame via mechanical connectors: A combined experimental and numerical study
Birch plywood as gusset plates in glulam frame via mechanical connectors: A combined experimental and numerical study Open
Birch is a short-lived hardwood species widespread in the Northern Hemisphere. Plywood made from birch has superior mechanical properties compared with that made from most softwoods, which makes it suitable for structural application. In t…
View article: Influence of face grain angle, size, and moisture content on the edgewise bending strength and stiffness of birch plywood
Influence of face grain angle, size, and moisture content on the edgewise bending strength and stiffness of birch plywood Open
Birch plywood exhibits outstanding mechanical properties with regards to tensile, compressive, and shear behaviors, making this engineered wood product promising in timber connection applications. However, the edgewise bending strength and…
View article: Experimental investigation on mechanical properties of acetylated birch plywood and its angle-dependence
Experimental investigation on mechanical properties of acetylated birch plywood and its angle-dependence Open
There is an increasing demand for engineered wood products (EWPs) due to the flourish of modern timber structures during recent years. However, the durability-related issues are still unignorable limitations when applying timber to outdoor…
View article: In-plane mechanical properties of birch plywood
In-plane mechanical properties of birch plywood Open
There is an increasing demand for engineered wood products in modern structures. Birch plywood is promising in structural applications, due to the combined advantages of its superior mechanical properties and the cross lamination configura…