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WHAT ARE CULTURAL RESOURCES?
Cultural resources relate only to remains and sites associated
with human activities and include the following:
Prehistoric sites represent the material remains of Native American
societies and their activities. Ethnohistoric sites are defined
as Native American settlements occupied after the arrival of European
settlers in California.
Such sites include villages, seasonal camp sites, stone tool quarry
sites, hunting and butchering sites, traditional trails, and sites
with rock carvings or paintings.
Archaeologists identify such sites by the presence of one or more
of the following:
- Stone flakes made of chert, jasper, quartzite, quartz;
- Basalt, obsidian, and other rock types;
- Shell, animal bone, and/or fish bone;
- Groundstone tools used for grinding seeds;
- Plant foods, such as manos, metates, or bedrock mortars;
- Artifacts, such as arrow or spear points;
- Fragments of pottery vessels;
- Darker soil, called "midden";
- Circular depressions representing houses or ceremonial structures.
These are areas which have been, and often continue to be, of economic
and/or religious significance to peoples today. They include Native
American sacred areas where religious ceremonies are practiced or
which are central to their origins as a people. They also include
areas where Native Americans gather plants for food, medicinal,
or economic purposes. A certain measure of protection is provided
for such resources by California State Law.
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The study and preservation of California's Native American cultural
resources are important to all Californians.
Both state and federal governments have recognized the importance
of protecting our cultural resources since the beginning of the
century. States across the nation have enacted laws designed to
protect these resources for today's and future generations.
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Selecting Qualified Archaeologists
Regional
Archaeological Information Centers, and often City
Planning Departments and
County Planning Departments, maintain lists of professional
archaeologists and their firms.
There are several ways to judge whether the professional archaeologist
is qualified for the task at hand:
- Determine in what fields the archaeologist has been certified
by the Register of Professional
Archaeologists;
- Determine whether he or she has past experience in dealing with
the appropriate resources, i.e., request company information and/or
the resumes of key personnel. Some regional archaeological information
centers provide lists which specify a professional archaeologist's
areas of expertise;
- Experience working with the local Native Americans.
There are three basic phases of concern to the developer,landowner,
and County
or City
Planning Agencies :
- Phase I - Inventory of Cultural Resources
- PhaseII - Evaluation of Cultural Resources
- Phase III - Treatment of Impacted, Significant
Cultural Resources.
All of these phases should be implemented by a qualified professional
archaeologist.
Phase I - Inventory of Cultural Resources
This phase generally involves three steps:
- A records search
- A field survey
- A written report
In addition, consultation with local California Native Americans
is highly recommended. A listing of appropriate Native American
tribes, groups, and individuals can be obtained by contacting the
Native American Heritage Commission.
Records Search
If provided with the boundary of the project area on a USGS topographic
map, for a fee , the professional archaeologist can request a
records search at the appropriate
Regional Archaeological Information Center. This records search
will minimally determine the following:
- Whether a part or all of the project area has been previously
surveyed for cultural resources;
- Whether any known cultural resources have already been recorded
on or adjacent to the project area;
- Whether the probability is low, moderate, or high that cultural
resources are located within the project area; and,
- Whether a field survey is required to determine whether previously
unrecorded cultural resources are present.
Field Survey
In most instances, a field survey by a professional archaeologist
will be required. The purpose of the field survey is to survey
the entire property for cultural resources. Except for large projects
covering hundreds or thousands of acres, no cultural resources
are encountered perhaps 30-40% of the time.
Site Forms and Written Report
If cultural resources are identified, these must be properly
recorded on official state forms, and a report must be written
which describes how the survey was conducted with recommendations
for further work, if needed. Copies of both the site forms and
the written report must be filed with the Regional Archaeological
Information Center. Guidelines
for the format and content of all types of archaeological reports
have been developed by the California Office of Historic Preservation,
and reports will be reviewed by the regional information centers
to determine whether they meet those requirements.
It cannot be stressed enough how important it is for the landowner
or developer to complete the Phase I inventory stage as early
as possible, and city and county planners are strongly urged to
make this recommendation to their applicants. If cultural resources
constraints for a project are known from the beginning, it is
usually possible to redesign the project to avoid impacts to "important"
cultural resources, resulting in great savings of both time and
money.
Phase II - Evaluation of Cultural Resources
The purpose of this phase is to determine whether a cultural resource
is "important" (significant). If it is not "important"
according to the criteria outlined in Section
15064.5 of the California Environamnetal Quailty Act, there
will be no significant environmental effect and no further work
is needed. If the resource is "important," then impacts
to the resource must be mitigated.
Prehistoric Archaeological Sites
There are many types of prehistoric archaeological sites. Some
can be evaluated during the course of the Phase I survey. Others
can be evaluated during an extended Phase I survey in which the
archaeologist excavates a few shovel test pits to determine whether
a subsurface deposit is present.
Perhaps 10-20% of sites encountered, usually those which were habitation
sites, may require formal test excavations. It is important to note
that test excavations have limited goals and should be limited in
scope. These goals include:
- The determination of site boundaries.
- An assessment of the site's integrity, i.e., how intact the
site is?
- The evaluation of the site's importance or significance through
a study of its features and artifacts.
Large scale excavations are not necessary during the evaluation
stage.
Phase III - Treatment of Impacted, Significant
Cultural Resources
If Phases I and II (inventory and evaluation) determine that no
"important" cultural resources are present within the
project area (including access roads), then no further work is needed.
A Negative
Declaration can be issued for cultural resources.
If "important" resources are identified, there are several
ways to treat and mitigate impacts to these resources. These include
preservation through:
- Avoidance
- Site capping (burial)
- Creation of conservation easements
- And/or data recovery.
Avoidance
The preferred mitigation measure under the California Environmental
Quality Act is site avoidance. If Phase I studies are conducted
early on, perhaps 80% of all projects can be designed so as to
avoid "important" cultural resources. This can be done
by ensuring they fall into areas designated as open space or otherwise
undeveloped areas. This is the least costly mitigation measure
and is favored by archaeologists, local historical societies,
and Native American groups.
Site Capping
In those instances where avoidance is not possible, one solution
is to bury the site with a layerof fill prior to development.
However, before a site can be capped, several requirements must
be met. A site cannot be capped until
- Its "importance" has been evaluated
- Its boundaries have been adequately mapped.
This allows the archaeologist, local Native Americans, and city
planners to know what has been buried and precisely where it is
located. In addition, the fill must be of the appropriate materials
and should be thick enough to contain all types of utility trenches
and other ground disturbances.
In some instances, site capping may not be feasible due to local
soil conditions or because the proposed buildings are so massive
that their weight would severely damage the site through compaction.
Deed restrictions should be considered to restrict owners from excavating
below the fill for any future improvements.
Conservation Easements
In some instances, it maybe possible to deed that portion of the
property containing then "important" cultural resource.
Data Recovery
This is by far the most costly and often the most time consuming
alternative. There are two types of data recovery:
- Data recovery excavations at prehistoric or historic archaeological
sites
- Data recovery through archival and photographic documentation
of historic buildings.
The Discovery of Cultural Resources During Construction
This is to be avoided whenever possible. This can be done by following
the recommendations of a professional archaeologist for exploratory
trenching and/or archival research in old urban areas. When such
exploratory trenching is not practical or feasible, grading or construction
monitoring may be recommended as a mitigation measure.
Section 15064.5 of the California Environmental
Quailty Act, as amended, encourages County
or City
Planning Agencies to draw up provisions for the discovery of cultural
resources. These should include the immediate evaluation of such
finds by a professional archaeologist. If the resource is deemed
to be an "important" cultural resource, impacts should
be mitigated by one of the measures described above. If impacts
to the resource cannot be avoided, sufficient time and funds should
be allotted to excavate a sample of the site. However, provision
should also be made for construction work to continue at other parts
of the site while such archaeological excavations take place.
Involvement of Local Native American Representatives in the Cultural
Resource Management Process
It is strongly recommended that County
or City
Planning Agencies involve local Native American groups in the management
of cultural resources. Native American leaders and representatives
must be kept informed about proposed development projects, particularly
those situated in potentially or known sensitive areas, so that
their concerns may be heard. It is also recommended that city and
county planners encourage the use of Native
American Monitors during the course of archaeological excavations.
The Discovery of Human Remains During Construction
California state law regulates the treatment and disposition of
human remains encountered during archaeological excavation or project
grading and construction. The Native American Heritage Commission
publishes a useful guide for dealing with the discovery of human
remains entitled, "A Professional
Guide for the Preservation and Protection of Native American Human
Remains and Associated Grave Goods "
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Federal, state
or local laws usually require a project's
environmental impact to be assessed. The parties proposing the project
must attempt to find ways to avoid or mitigate environmental damage
before they can proceed. These requirements apply to projects on
public land, and they often apply to projects on private property.
Archaeological and cultural resources are considered a part of
the environment. The Native American Heritage Commission maintains
an inventory of sites in California that are important to Native
Americans, and reviews environmental impact documents to protect
these sites from damage or destruction.
Native American cultural resources can be divided into four categories:
- Native American skeletal remains and grave-related artifacts.
Different types of burials may occur in one geographic area
inhabited by the same tribal group, especially if it was inhabited
over an extended period of time. There is no way to generalize
about the burial practices of California Native Americans;
the possibility of discovering remains and methods for preventing
or minimizing disturbance of burials must be evaluated individually
for each project.
- Traditional cultural sites.
Such as villages, campsites, gathering and harvesting areas,quarries,
tool manufacturing areas, rock painting and carving areas,
and burial grounds.
- Religious or spiritual sites.
Traditional locations for events or rites with spiritual
significance. A danceground, a place for gathering traditional
medicine items, or a place for an Indian doctor or shaman
to gather strength might be a spiritual site. It could be
a prominent peak, a rock formation, a quiet glen, or a cave.
- Artifacts
Cultural remains left by past peoples. Artifacts often found
in California may be made of fish or animal bone, shells of
sea animals, stone or wood.
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Developers can receive benefits from cultural resources in several
ways. First, the public benefit of data recovery projects can be
publicized. An archaeologist with the appropriate experience can
use public participation for the benefit of the resources and the
developer in a variety of ways. For example, the public enjoys visiting
archaeological sites; tours of a large data recovery project can
go a long way in promoting community goodwill for a development
project. Sometimes a community would like to see exhibits on the
history of the area, often using placards or signs, incorporated
into the design of the development project. The critical factor
is to find the ways in which the community would like to participate,
and to incorporate their goals into the design of the cultural resources
project. The archaeologist managing such a project must have past
experience in working with the public and the press. The good press
and community good will which can come from this type of project
have obvious benefits to the developer.
There can also be economic advantages in preserving or incorporating
cultural resources in planned developments. These advantages usually
take the form of tax credits or tax incentives. On the federal level,
a tax credit of up to 20% is offered for the rehabilitation of significant
historic buildings. These buildings must meet the following criteria:
- They must be included on the National
Register of Historic Places or meet state certification criteria;
- The rehabilitation must be done to the Secretary of the Interior's
standards; and
- The planned use must be income-producing.
The California Office of
Historic Preservation can offer guidance to developers on evaluating
their property's eligibility for the federal tax credit program.
Other incentive programs may apply to a particular property; it
is recommended that developers discuss this issue with the appropriate
planning agencies for their particular project. For example, other
programs may include benefits for granting easements (see above
for conservation easements), for rehabilitating facades, and for
easing zoning requirements.
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