Lime mortar technology in ancient eastern Roman provinces

2021 ◽  
Vol 39 ◽  
pp. 103132
Author(s):  
Elif Uğurlu Sağın ◽  
Hasan Engin Duran ◽  
Hasan Böke
Keyword(s):  
Author(s):  
Georgy Kantor

Roman concept of dominium has been fundamental in the formation of concepts of ownership in European legal tradition. It is, however, often considered outside the context of Roman imperial rule and of the multiplicity of legal regimes governing property relations in Roman provinces outside Italy. This chapter starts from the classic passage in the Institutes of Gaius, claiming that the right of dominium did not exist in provincial land, where it belonged to the Roman state. Gaius’ statement is often dismissed in modern historical scholarship as a ‘conveyancer’s fantasy’ (A.H.M. Jones). It is argued here that, on the contrary, this passage and other similar statements in Roman juristic literature and technical literature on land-measurement, show an important facet of Roman ideas of ownership as a socially contingent right, dependent on civic status of the owner, status of the territory within the empire, and Roman recognition of local property regimes.


Coins were the most deliberate of all symbols of public communal identities, yet the Roman historian will look in vain for any good introduction to, or systematic treatment of, the subject. Sixteen leading international scholars have sought to address this need by producing this authoritative collection of essays, which ranges over the whole Roman world from Britain to Egypt, from 200 BC to AD 300. The subject is approached through surveys of the broad geographical and chronological structure of the evidence, through chapters which focus on ways of expressing identity, and through regional studies which place the numismatic evidence in local context.


Materials ◽  
2019 ◽  
Vol 12 (17) ◽  
pp. 2694 ◽  
Author(s):  
Shansuo Zheng ◽  
Lihua Niu ◽  
Pei Pei ◽  
Jinqi Dong

In order to evaluate the deterioration regularity for the mechanical properties of brick masonry due to acid rain corrosion, a series of mechanical property tests for mortars, bricks, shear prisms, and compressive prisms after acid rain corrosion were conducted. The apparent morphology and the compressive strength of the masonry materials (cement mortar, cement-lime mortar, cement-fly ash mortar, and brick), the shear behavior of the masonry, and the compression behavior of the masonry were analyzed. The resistance of acid rain corrosion for the cement-lime mortar prisms was the worst, and the incorporation of fly ash into the cement mortar did not improve the acid rain corrosion resistance. The effect of the acid rain corrosion damage on the mechanical properties for the brick was significant. With an increasing number of acid rain corrosion cycles, the compressive strength of the mortar prisms, and the shear and compressive strengths of the brick masonry first increased and then decreased. The peak stress first increased and then decreased whereas the peak strain gradually increased. The slope of the stress-strain curve for the compression prisms gradually decreased. Furthermore, a mathematical degradation model for the compressive strength of the masonry material (cement mortar, cement-lime mortar, cement-fly ash mortar, and brick), as well as the shear strength attenuation model and the compressive strength attenuation model of brick masonry after acid rain corrosion were proposed.


2021 ◽  
pp. 1-27
Author(s):  
Juan Pedro Bellón Ruiz ◽  
Miguel Ángel Lechuga Chica ◽  
María Isabel Moreno Padilla ◽  
Mario Gutiérrez-Rodríguez

Abstract Recent research undertaken as part of the Iliturgi Project has located the remains of an Early Imperial building complex linked to the Via Augusta. They include the foundations of an arch and a monumental platform whose size and characteristics allow it to be identified as the Ianus Augustus, a monumental complex near the River Baetis that marked the limit between the Roman provinces of Baetica and Tarraconensis. Its location makes it a reference point for our knowledge of the ancient geography of Hispania and for understanding Roman interprovincial frontiers. Geophysical prospections in its surroundings have also revealed the possible remains of a bridge across the river.


Clay Minerals ◽  
2016 ◽  
Vol 51 (2) ◽  
pp. 223-235 ◽  
Author(s):  
Raúl Fernández ◽  
Ana Isabel Ruiz ◽  
Jaime Cuevas

AbstractConcrete and bentonite are being considered as engineered barriers for the deep geological disposal of high-level radioactive waste in argillaceous rocks. Three hydrothermal laboratory experiments of different scalable complexity were performed to improve our knowledge of the formation of calcium aluminate silicate hydrates (C-A-S-H) at the interface between the two materials: concretebentonite transport columns, lime mortar-bentonite transport columns and a portlandite- (bentonite and montmorillonite) batch experiment. Precipitation of C-A-S-H was observed in all experiments. Acicular and fibrous morphologies with certain laminar characteristics were observed which had smaller Ca/Si and larger Al/Si ratios with increasing temperature and lack of accessory minerals. The compositional fields of these C-A-S-H phases formed in the experiments are consistent with Al/(Si+Al) ratios of 0.2– 0.3 described in the literature. The most representative calcium silicate hydrate (C-S-H) phase from the montmorillonite–cement interface is Al-tobermorite. Structural analyses revealed a potential intercalation or association of montmorillonite and C-A-S-H phases at the pore scale.


2017 ◽  
Vol 902 ◽  
pp. 60-64
Author(s):  
Judith Alejandra Velázquez Perez ◽  
Wilfrido Martínez Molina ◽  
Hugo Luis Chávez García ◽  
Elia Mercedes Alonso Guzmán ◽  
Rosalía Ruiz Ruiz

This research is an investigation about the use of powder material additions with mortars lime base for a possible implementation in construction and/or restoration of historical sites. Mortars were elaborated in laboratory conditions with a 1:2.5 in weight proportion. One of the proofs to which these mortars were submitted was the test of capillary absorption; this way, the influence of the materials added to powder in these mortars determined porosity. Mortars were made with different percentages of materials. These powder materials are brick manufacturing ash, quarry powder, clay and maize starch. The test was run during 350 to 700 days. It obtained better results with 700 days than with 350 days.


2017 ◽  
Vol 747 ◽  
pp. 274-281 ◽  
Author(s):  
Natalino Gattesco ◽  
Ingrid Boem ◽  
Alessandra Gubana ◽  
Davide Menegon ◽  
Norman Bello ◽  
...  

The results of a first experimental research program on masonry vaults strengthened by means of GFRP meshes embedded in a thin layer of lime mortar, are herein presented. The tests were designed to reproduce the pattern of a transversal horizontal load proportional to the vault self-weight. The typical simplified loading patterns generally used for the experimental tests concern concentrated vertical loads at the crown section or at 1/4 of the span, but some numerical investigations evidenced that these configurations are not able to reproduce the actual behavior and the effectiveness of the reinforcement. So a specific rig was designed to apply the horizontal load pattern.Solid brick masonry barrel vaults were considered (thickness 120 mm, arch span 4000 mm, arch rise/radius = 0.75). Three quasi-static cyclic tests were performed: the first concerned an unreinforced vault, the second a vault reinforced at the extrados through the application of a mortar coating reinforced with a GFRP mesh and the third reinforced at the intrados surface with the same technique. The experimental results demonstrated the technique effectiveness and the important increment of ductility of the vaults.


2016 ◽  
Vol 12 ◽  
pp. 1-33
Author(s):  
Geoffrey D. Dunn

On 29 September 417 'Zosimus', bishop of Rome, wrote 'Epistula' 5 ('Multa contra' - JK 334 = J3 740) to the bishops of the Gallic provinces of Viennensis and Narbonensis Secunda. It followed a synod that had been held in Rome on 22 September to consider alleged violations by Proculus of Marseille of the hierarchical relationship between the churches of southern Gaul and the authority of metropolitan bishops over the other churches of their provinces. Episcopal authority was geographically defined and circumscribed by Roman provincial boundaries, with the bishop of a provincial capital having some authority over the other bishops of the province. What was to happen, though, when those boundaries changed or a new city within a province became capital? In a series of four letters (the others being 'Epistulae' 4 ['Cum aduersus' - JK 331 = J3 737], 6 ['Mirati admodum' - JK 332 = J3 738], and 7 [Quid de 'Proculi' - JK 333 = J3 739) written immediately after the synod, of which this letter is the last, Zosimus supported the claims of Patroclus, bishop of Arles, to be not only the metropolitan of Viennensis but, surprisingly, the sole metropolitan over several Roman provinces. This paper examines how authority within the late antique church was dependent upon spatial organisational arrangements and how temporal arguments could be advanced when such spatial arrangements did not suit the personal plans of some ambitious bishops. It further considers the religious conflict that arose over disputed areas of authority and the mechanism by which attempts were made at its resolution and how Zosimus' action contributed ultimately to a developing concept of papal primacy.


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